Dr Ruedi Nager
- Senior Lecturer (Physiology Ageing & Welfare)
telephone:
01413305976
email:
Ruedi.Nager@glasgow.ac.uk
R425 Level 4, Life Sciences Animal Biology, Graham Kerr Building, Glasgow G12 8QQ
Research interests
My research interests focus on how organisms cope with the environment in which they live. The current work centres on marine (seabirds) and oak forest habitats (blue tits) as well as the environment animals encounter in captivity.
To find out more about these projects, see my
For my full publication record, visit my Google Scholar profile
Research groups
Publications
2024
Spurgin, L. G. et al. (2024) The great tit HapMap project: a continental‐scale analysis of genomic variation in a songbird. Molecular Ecology Resources, 24(5), e13969. (doi: 10.1111/1755-0998.13969) (PMID:38747336)
Jeglinski, J. W.E. , Lane, J. V., Votier, S. C., Furness, R. W., Hamer, K. C., McCafferty, D. J. , Nager, R. G. , Sheddan, M., Wanless, S. and Matthiopoulos, J. (2024) HPAIV outbreak triggers short-term colony connectivity in a seabird metapopulation. Scientific Reports, 14, 3126. (doi: 10.1038/s41598-024-53550-x) (PMID:38326368) (PMCID:PMC10850054)
2023
Edney, A. J. et al. (2023) Best practices for using drones in seabird monitoring and research. Marine Ornithology: Journal of Seabird Research and Conservation, 51(2), pp. 265-280.
Wongsaengchan, C., McCafferty, D. J. , Evans, N. P. , McKeegan, D. E.F. and Nager, R. G. (2023) Body surface temperature of rats reveals both magnitude and sex differences in the acute stress response. Physiology and Behavior, 264, 114138. (doi: 10.1016/j.physbeh.2023.114138) (PMID:36871696)
Woolfendon, C. et al. (2023) Glasgow’s Floating Estuarine Wetlands Baseline Monitoring Report. Other. University of Glasgow. (doi: 10.36399/gla.pubs.295312).
Fowler, E. et al. (2023) Glasgow’s Floating Estuarine Wetlands Long-Term Ecosystem Services and Function Monitoring and Evaluation Plan. Project Report. University of Glasgow. (doi: 10.36399/gla.pubs.295313).
Wongsaengchan, C., McCafferty, D. J. , Lennox, K., Nager, R. G. and McKeegan, D. E.F. (2023) Non-invasive assessment of positive affective state using infra-red thermography in rats. Animal Welfare, 32(e66), pp. 1-15. (doi: 10.1017/awf.2023.87)
2022
Olin, A. B., Banas, N. S., Johns, D. G., Heath, M. R., Wright, P. J. and Nager, R. G. (2022) Spatio-temporal variation in the zooplankton prey of lesser sandeels: species and community trait patterns from the Continuous Plankton Recorder. ICES Journal of Marine Science, 79(5), pp. 1649-1661. (doi: 10.1093/icesjms/fsac101)
Pais de Faria, J., Lopes, C. S., Kroc, E., Blight, L. K. and Nager, R. G. (2022) Urban gulls living with humans. In: Ramos, J. A. and Pereira, L. (eds.) Seabird Biodiversity and Human Activities. Series: Aquatic sciences, 1. CRC Press: Boca Raton, Florida, United States, pp. 90-105. ISBN 9780367498276
O'Hanlon, N. J., Thaxter, C. B., Burton, N. H.K., Grant, D., Clark, N. A., Clewley, G. D., Conway, G. J., Barber, L. J., McGill, R. A.R. and Nager, R. G. (2022) Habitat selection and specialisation of herring gulls during the non-breeding season. Frontiers in Marine Science, 9, 816881. (doi: 10.3389/fmars.2022.816881)
2020
Moller, A. P. et al. (2020) Interaction of climate change with effects of conspecific and heterospecific density on reproduction. Oikos, 129(12), pp. 1807-1819. (doi: 10.1111/oik.07305)
O'Hanlon, N. J., Alonso, S., Miller, J. A.O., McGill, R. A.R. and Nager, R. G. (2020) Landscape‐mediated variation in diet is associated with egg size and maculation in a generalist forager. Ibis, 162(3), pp. 687-700. (doi: 10.1111/ibi.12739)
Thompson, D. L., Ovenden, T. S., Pennycott, T. and Nager, R. G. (2020) The prevalence and source of plastic incorporated into nests of five seabird species on a small offshore island. Marine Pollution Bulletin, 154, 111076. (doi: 10.1016/j.marpolbul.2020.111076) (PMID:32319907)
Olin, A., Banas, N. S., Wright, P. J., Heath, M. R. and Nager, R. (2020) Spatial synchrony of breeding success in the blacklegged kittiwake Rissa tridactyla reflects the spatial dynamics of its sandeel prey. Marine Ecology Progress Series, 638, pp. 177-190. (doi: 10.3354/meps13252)
Olin, A. B., Banas, N. S., Wright, P. J., Heath, M. R. and Nager, R. G. (2020) Spatial synchrony of breeding success in the black-legged kittiwake Rissa tridactyla reflects the spatial dynamics of its sandeel prey. Marine Ecology Progress Series, 638, pp. 177-190. (doi: 10.3354/meps13252)
Pennycott, T. W., Grant, D., Leopold, M. F. and Nager, R. G. (2020) Ragworms and other marine food items in the diet of Herring Gulls Larus argentatus breeding on Lady Isle, Firth of Clyde, Scotland. Bird Study, 67(3), pp. 402-408. (doi: 10.1080/00063657.2020.1869697)
Pennycott, T. W., Grant, D. and Nager, R. G. (2020) Earthworms in the diet of Herring Gulls Larus argentatus breeding on an off-shore island. Bird Study, 67(1), pp. 131-134. (doi: 10.1080/00063657.2020.1743232)
2019
Jerem, P. , Jenni-Eiermann, S., McKeegan, D. , McCafferty, D. J. and Nager, R. G. (2019) Eye region surface temperature dynamics during acute stress relate to baseline glucocorticoids independently of environmental conditions. Physiology and Behavior, 210, 112627. (doi: 10.1016/j.physbeh.2019.112627) (PMID:31348931) (PMCID:PMC6739691)
2018
Møller, A. P. et al. (2018) Effects of interspecific co-existence on laying date and clutch size in two closely related species of hole-nesting birds. Journal of Animal Ecology, 87(6), pp. 1738-1748. (doi: 10.1111/1365-2656.12896) (PMID:30101503)
O'Hanlon, N. and Nager, R. (2018) Identifying habitat-driven spatial variation in colony size of Herring Gulls Larus argentatus. Bird Study, 65(3), pp. 306-316. (doi: 10.1080/00063657.2018.1518970)
Herborn, K. A., Jerem, P. , Nager, R. G. , McKeegan, D. E.F. and McCafferty, D. J. (2018) Surface temperature elevated by chronic and intermittent stress. Physiology and Behavior, 191, pp. 47-55. (doi: 10.1016/j.physbeh.2018.04.004) (PMID:29630961) (PMCID:PMC5945995)
Burgess, M. D. et al. (2018) Tritrophic phenological match–mismatch in space and time. Nature Ecology and Evolution, 2(6), pp. 970-975. (doi: 10.1038/s41559-018-0543-1) (PMID:29686235)
Vieira, B. P., Furness, R. W. and Nager, R. G. (2018) Visual observation to identify sexes in subspecies of adult Black Skimmers (Rynchops niger). Waterbirds, 41(2), pp. 166-170. (doi: 10.1675/063.041.0207)
Jerem, P. , Jenni-Eiermann, S., Herborn, K., McKeegan, D. , McCafferty, D. J. and Nager, R. G. (2018) Eye region surface temperature reflects both energy reserves and circulating glucocorticoids in a wild bird. Scientific Reports, 8, 1907. (doi: 10.1038/s41598-018-20240-4) (PMID:29382942) (PMCID:PMC5789886)
2017
O'Hanlon, N. J., McGill, R. A.R. and Nager, R. G. (2017) Increased use of intertidal resources benefits breeding success in a generalist gull species. Marine Ecology Progress Series, 574, pp. 193-210. (doi: 10.3354/meps12189)
Vieira, B. P., Furness, R. W. and Nager, R. G. (2017) Using field photography to study avian moult. IBIS, 159(2), pp. 443-448. (doi: 10.1111/ibi.12445)
Griffith, S. C. et al. (2017) Variation in reproductive success across captive populations: methodological differences, potential biases and opportunities. Ethology, 123(1), pp. 1-29. (doi: 10.1111/eth.12576)
O'Hanlon, N. and Nager, R. G. (2017) Herring gulls. In: Choe, J. C. (ed.) Encyclopedia of Animal Behavior [2nd ed.]. Elsevier, pp. 90-99. ISBN 9780128132524 (doi: 10.1016/B978-0-12-809633-8.01202-4)
Sinclair, N.C., Harris, M.P., Nager, R.G. , Leakey, C.D.B. and Robbins, A.M. (2017) Nocturnal colony attendance by common guillemots Uria aalge at colony in Shetland during the pre-breeding season. Seabird, 30, pp. 51-62.
2016
Hammer, S. , Nager, R. G. , Alonso, S., McGill, R. A.R. , Furness, R. W. and Dam, M. (2016) Legacy pollutants are declining in Great Skuas (Stercorarius skua) but remain higher in Faroe Islands than in Scotland. Bulletin of Environmental Contamination and Toxicology, 97(2), pp. 184-190. (doi: 10.1007/s00128-016-1856-x) (PMID:27329112) (PMCID:PMC4942484)
Vaugoyeau, M. et al. (2016) Interspecific variation in the relationship between clutch size, laying date and intensity of urbanization in four species of hole-nesting birds. Ecology and Evolution, 6(16), pp. 5907-5920. (doi: 10.1002/ece3.2335) (PMID:27547364) (PMCID:PMC4983601)
Smith, S. M., Nager, R. G. and Costantini, D. (2016) Meta-analysis indicates that oxidative stress is both a constraint on and a cost of growth. Ecology and Evolution, 6(9), pp. 2833-2842. (doi: 10.1002/ece3.2080) (PMID:27217942) (PMCID:PMC4863009)
Nager, R. G. and O'Hanlon, N. J. (2016) Changing numbers of three gull species in the British Isles. Waterbirds, 39(S1), pp. 15-28. (doi: 10.1675/063.039.sp108)
Arnold, K. E., Gilbert, L. , Gorman, H. E., Griffiths, K. J., Adam, A. and Nager, R. (2016) Paternal attractiveness and the effects of differential allocation of parental investment. Animal Behaviour, 113, pp. 69-78. (doi: 10.1016/j.anbehav.2015.12.013)
Hammer, S. , Nager, R.G. , Johnson, P.C.D. , Furness, R.W. and Provencher, J.F. (2016) Plastic debris in great skua (Stercorarius skua) pellets corresponds to seabird prey species. Marine Pollution Bulletin, 103(1-2), pp. 206-210. (doi: 10.1016/j.marpolbul.2015.12.018) (PMID:26763326)
Laine, V. N. et al. (2016) Evolutionary signals of selection on cognition from the great tit genome and methylome. Nature Communications, 7, 10474. (doi: 10.1038/ncomms10474) (PMID:26805030) (PMCID:PMC4737754)
2015
Herborn, K. A., Graves, J. L., Jerem, P., Evans, N. P. , Nager, R. , McCafferty, D. J. and McKeegan, D. E.F. (2015) Skin temperature reveals the intensity of acute stress. Physiology and Behavior, 152(Pt. A), pp. 225-230. (doi: 10.1016/j.physbeh.2015.09.032) (PMID:26434785) (PMCID:PMC4664114)
Jerem, P., Herborn, K., McCafferty, D. , McKeegan, D. and Nager, R. (2015) Thermal imaging to study stress non-invasively in unrestrained birds. Journal of Visualized Experiments, 105, e53184. (doi: 10.3791/53184) (PMID:26575985) (PMCID:PMC4692699)
Nord, A., Lehmann, M., MacLeod, R., McCafferty, D. J. , Nager, R. G. , Nilsson, J.-Å. and Helm, B. (2015) Evaluation of two methods for minimally invasive peripheral body temperature measurement in birds. Journal of Avian Biology, 47(3), pp. 417-427. (doi: 10.1111/jav.00845)
2014
Pooley, E. L., Kennedy, M. G. and Nager, R. G. (2014) Maternal inbreeding reduces parental care in the zebra finch, Taeniopygia guttata. Animal Behaviour, 97, pp. 153-163. (doi: 10.1016/j.anbehav.2014.09.012)
Møller, A. P. et al. (2014) Variation in clutch size in relation to nest size in birds. Ecology and Evolution, 4(18), pp. 3583-3595. (doi: 10.1002/ece3.1189)
Smith, V. R., Vink, C. J., Nager, R. G. , Ross, J. and Paterson, A. M. (2014) Abundance of Latrodectus katipo Powell, 1871 is affected by vegetation type and season. Journal of Insect Conservation, 18(3), pp. 397-405. (doi: 10.1007/s10841-014-9648-2)
Hill, D. L., Lindstrom, J. , McCafferty, D. J. and Nager, R. G. (2014) Female but not male zebra finches adjust heat output in response to increased incubation demand. Journal of Experimental Biology, 217(8), pp. 1326-1332. (doi: 10.1242/jeb.095323) (PMID:24363422)
Møller, A.P. et al. (2014) Clutch-size variation in Western Palaearctic secondary hole-nesting passerine birds in relation to nest box design. Methods in Ecology and Evolution, 5(4), pp. 353-362. (doi: 10.1111/2041-210X.12160)
2012
Rehling, A., Spiller, I., Krause, E.T., Nager, R.G. , Monaghan, P. and Trillmich, F. (2012) Flexibility in the duration of parental care: zebra finch parents respond to offspring needs. Animal Behaviour, 83(1), pp. 35-39. (doi: 10.1016/j.anbehav.2011.10.003)
Vallarino, A., Evans, N. , Daunt, F., Wanless, S. and Nager, R. (2012) Egg components vary independently of each other in the facultative siblicidal Black-legged Kittiwake Rissa tridactyla. Journal of Ornithology, 153(2), pp. 513-523. (doi: 10.1007/s10336-011-0772-4)
2011
D’Alba, L., Spencer, K.A., Nager, R.G. and Monaghan, P. (2011) State dependent effects of elevated hormone: Nest site quality, corticosterone levels and reproductive performance in the common eider. General and Comparative Endocrinology, 172(2), pp. 218-224. (doi: 10.1016/j.ygcen.2011.03.006)
Hill, D.L. , Lindstrom, J. and Nager, R.G. (2011) Carry-over effects of male extra-pair copulation opportunity on biparental effort in zebra finches. Behavioral Ecology and Sociobiology, 65(11), pp. 2049-2059. (doi: 10.1007/s00265-011-1214-2)
2010
Verboven, N., Monaghan, P., Nager, R. G. and Evans, N. P. (2010) The effect of maternal state on the steroid and macronutrient content of lesser black-backed gull eggs. Physiological and Biochemical Zoology, 83(6), pp. 1009-1022. (doi: 10.1086/656568) (PMID:20977361)
Kim, M., Furness, R.W. and Nager, R.G. (2010) Hatching asynchrony is constrained by parental nest attendance during laying. Behavioral Ecology and Sociobiology, 64(7), pp. 1087-1097. (doi: 10.1007/s00265-010-0923-2)
Webb, L., Beaumont, D.J., Nager, R.G. and McCracken, D.I. (2010) Field-scale dispersal of Aphodius dung beetles (Coleoptera: Scarabaeidae) in response to avermectin treatments on pastured cattle. Bulletin of Entomological Research, 100(2), pp. 175-183. (doi: 10.1017/S0007485309006981)
D'Alba, L., Monaghan, P. and Nager, R.G. (2010) Advances in laying date and increasing population size suggest positive responses to climate change in Common Eiders Somateria mollissima in Iceland. IBIS, 152(1), pp. 19-28. (doi: 10.1111/j.1474-919X.2009.00978.x)
Nager, R.G. , Hafner, H., Johnson, A.R. and Cézilly, F. (2010) Environmental Impacts on Wetland Birds: Long-Term Monitoring Programmes in the Camargue, France. Ardea, 98(3), pp. 309-318. (doi: 10.5253/078.098.0305)
Webb, L., Beaumont, D.J., Nager, R.G. and McCracken, D.I. (2010) Field-scale dispersal of Aphodius dung beetles (Coleoptera: Scarabaeidae) in response to avermectin treatments on pastured cattle. Bulletin of Entomological Research, 100(02), pp. 175-183. (doi: 10.1017/S0007485309006981)
2009
D'Alba, L., Monaghan, P. and Nager, R.G. (2009) Thermal benefits of nest shelter for incubating female eiders. Journal of Thermal Biology, 34(2), pp. 93-99. (doi: 10.1016/j.jtherbio.2008.11.005)
Houston, D.C. and Nager, R.G. (2009) Archaeology among the bird droppings: what does it tell us about raptor nest-site selection? IBIS, 151(3), pp. 592-593. (doi: 10.1111/j.1474-919X.2009.00940.x)
2008
Bogdanova, M.I. and Nager, R.G. (2008) Sex-specific costs of hatching last: an experimental study on herring gulls (Larus argentatus). Behavioral Ecology and Sociobiology, 62(10), pp. 1533-1541. (doi: 10.1007/s00265-008-0582-8)
Ewing, S.R., Nager, R.G. , Nicoll, M.A.C., Aumjaud, A., Jones, C.G. and Keller, L.F. (2008) Inbreeding and loss of genetic variation in a reintroduced population of mauritius kestrel. Conservation Biology, 22(2), pp. 395-404. (doi: 10.1111/j.1523-1739.2008.00884.x) (PMID:18294297)
2007
Bogdanova, M., Nager, R. and Monaghan, P. (2007) Age of the incubating parents affects nestling survival: an experimental study of the herring gull Larus argentatus. Journal of Avian Biology, 38, pp. 83-93. (doi: 10.1111/j.2007.0908-8857.03601.x)
Webb, L., Beaumont, D., Nager, R. and McCracken, D. (2007) Effects of avermectin residues in cattle dung on yellow dung fly Scathophaga stercoraria (Diptera : Scathophagidae) populations in grazed pastures. Bulletin of Entomological Research, 97, pp. 129-138. (doi: 10.1017/S0007485307004683)
2006
Bogdanova, M., Nager, R. and Monaghan, P. (2006) Does parental age affect offspring performance through differences in egg quality? Functional Ecology, 20, pp. 132-141. (doi: 10.1111/j.1365-2435.2006.01088.x)
Fisher, M.O., Nager, R.G. and Monaghan, P. (2006) Compensatory growth impairs adult cognitive performance. PLoS Biology, 4(8), e251. (doi: 10.1371/journal.pbio.0040251)
Muck, C. and Nager, R. (2006) The effect of laying and hatching order on the timing and asynchrony of hatching. Animal Behaviour, 71, pp. 885-892. (doi: 10.1016/j.anbehav.2005.07.020)
Nager, R. (2006) The challenges of making eggs. Ardea, 94, pp. 323-346.
2005
Verboven, N., Evans, N. P. , D'Alba, L., Nager, R. G. , Blount, J. D., Surai, P. F. and Monaghan, P. (2005) Intra-specific interactions influence egg composition in the lesser black-backed gull (Larus fuscus). Behavioral Ecology and Sociobiology, 57(4), pp. 357-365. (doi: 10.1007/s00265-004-0862-x)
Gorman, H., Arnold, K. and Nager, R. (2005) Incubation effort in relation to male attractiveness in zebra finches Taeniopygia guttata. Journal of Avian Biology, 36, pp. 413-420.
Gorman, H., Orr, K., Adam, A. and Nager, R. (2005) Effects of incubation conditions and offspring sex on embryonic development and survival in the Zebra Finch (Taeniopygia guttata). Auk, 122, pp. 1239-1248.
Rutstein, A., Gorman, H., Arnold, K., Gilbert, L. , Orr, K., Adam, A., Nager, R. and Graves, J. (2005) Sex allocation in response to paternal attractiveness in the zebra finch. Behavioral Ecology, 16, pp. 763-769. (doi: 10.1093/beheco/ari052)
2004
Gorman, H. and Nager, R. (2004) Prenatal developmental conditions have long-term effects on offspring fecundity. Proceedings of the Royal Society of London Series B: Biological Sciences, 271, pp. 1923-1928. (doi: 10.1098/rspb.2004.2799)
Naef-Daenzer, L., Nager, R. , Keller, L. and Naef-Daenzer, B. (2004) Are hatching delays a cost or a benefit for Great Tit Parus major parents? Ardea, 92, pp. 229-237.
2003
Genovart, M., Oro, D., Ruiz, X., Griffiths, R., Monaghan, P. and Nager, R. (2003) Seasonal changes in brood sex composition in Audouin's Gulls. Condor, 105, pp. 783-790.
Gorman, H. and Nager, R. (2003) State-dependent incubation behaviour in the zebra finch. Animal Behaviour, 65, pp. 745-754.
Verboven, N., Monaghan, P., Evans, D., Schwabl, H., Evans, N., Whitelaw, C. and Nager, R. (2003) Maternal condition, yolk androgens and offspring performance: a supplemental feeding experiment in the lesser black-backed gull (Larus fuscus). Proceedings of the Royal Society of London Series B: Biological Sciences, 270, pp. 2223-2232. (doi: 10.1098/rspb.2003.2496) (PMID:14613608) (PMCID:PMC1691499)
2002
Blount, J., Surai, P., Nager, R. , Houston, D., Moller, A., Trewby, M. and Kennedy, M. (2002) Carotenoids and egg quality in the lesser black-backed gull Larus fuscus: a supplemental feeding study of maternal effects. Proceedings of the Royal Society of London Series B: Biological Sciences, 269, pp. 29-36. (doi: 10.1098/rspb.2001.1840)
2001
Jones, K., Monaghan, P. and Nager, R. (2001) Male mate choice and female fecundity in zebra finches. Animal Behaviour, 62, pp. 1021-1026. (doi: 10.1006/anbe.2001.1843)
Kalmbach, E., Nager, R., Griffiths, R. and Furness, R. (2001) Increased reproductive effort results in male-biased offspring sex ratio: an experimental study in a species with reversed sexual size dimorphism. Proceedings of the Royal Society of London Series B: Biological Sciences, 268, pp. 2175-2179.
Nager, R., Monaghan, P. and Houston, D. (2001) The cost of egg production: increased egg production reduces future fitness in gulls. Journal of Avian Biology, 32, pp. 159-166. (doi: 10.1034/j.1600-048X.2001.320209.x)
1997
Monaghan, P. and Nager, R. (1997) Optimizing clutch size in birds: reply from P. Monaghan and R. Nager. Trends in Ecology and Evolution, 12(11), pp. 443-444. (doi: 10.1016/s0169-5347(97)85748-5) (PMID:21238148)
Articles
Spurgin, L. G. et al. (2024) The great tit HapMap project: a continental‐scale analysis of genomic variation in a songbird. Molecular Ecology Resources, 24(5), e13969. (doi: 10.1111/1755-0998.13969) (PMID:38747336)
Jeglinski, J. W.E. , Lane, J. V., Votier, S. C., Furness, R. W., Hamer, K. C., McCafferty, D. J. , Nager, R. G. , Sheddan, M., Wanless, S. and Matthiopoulos, J. (2024) HPAIV outbreak triggers short-term colony connectivity in a seabird metapopulation. Scientific Reports, 14, 3126. (doi: 10.1038/s41598-024-53550-x) (PMID:38326368) (PMCID:PMC10850054)
Edney, A. J. et al. (2023) Best practices for using drones in seabird monitoring and research. Marine Ornithology: Journal of Seabird Research and Conservation, 51(2), pp. 265-280.
Wongsaengchan, C., McCafferty, D. J. , Evans, N. P. , McKeegan, D. E.F. and Nager, R. G. (2023) Body surface temperature of rats reveals both magnitude and sex differences in the acute stress response. Physiology and Behavior, 264, 114138. (doi: 10.1016/j.physbeh.2023.114138) (PMID:36871696)
Wongsaengchan, C., McCafferty, D. J. , Lennox, K., Nager, R. G. and McKeegan, D. E.F. (2023) Non-invasive assessment of positive affective state using infra-red thermography in rats. Animal Welfare, 32(e66), pp. 1-15. (doi: 10.1017/awf.2023.87)
Olin, A. B., Banas, N. S., Johns, D. G., Heath, M. R., Wright, P. J. and Nager, R. G. (2022) Spatio-temporal variation in the zooplankton prey of lesser sandeels: species and community trait patterns from the Continuous Plankton Recorder. ICES Journal of Marine Science, 79(5), pp. 1649-1661. (doi: 10.1093/icesjms/fsac101)
O'Hanlon, N. J., Thaxter, C. B., Burton, N. H.K., Grant, D., Clark, N. A., Clewley, G. D., Conway, G. J., Barber, L. J., McGill, R. A.R. and Nager, R. G. (2022) Habitat selection and specialisation of herring gulls during the non-breeding season. Frontiers in Marine Science, 9, 816881. (doi: 10.3389/fmars.2022.816881)
Moller, A. P. et al. (2020) Interaction of climate change with effects of conspecific and heterospecific density on reproduction. Oikos, 129(12), pp. 1807-1819. (doi: 10.1111/oik.07305)
O'Hanlon, N. J., Alonso, S., Miller, J. A.O., McGill, R. A.R. and Nager, R. G. (2020) Landscape‐mediated variation in diet is associated with egg size and maculation in a generalist forager. Ibis, 162(3), pp. 687-700. (doi: 10.1111/ibi.12739)
Thompson, D. L., Ovenden, T. S., Pennycott, T. and Nager, R. G. (2020) The prevalence and source of plastic incorporated into nests of five seabird species on a small offshore island. Marine Pollution Bulletin, 154, 111076. (doi: 10.1016/j.marpolbul.2020.111076) (PMID:32319907)
Olin, A., Banas, N. S., Wright, P. J., Heath, M. R. and Nager, R. (2020) Spatial synchrony of breeding success in the blacklegged kittiwake Rissa tridactyla reflects the spatial dynamics of its sandeel prey. Marine Ecology Progress Series, 638, pp. 177-190. (doi: 10.3354/meps13252)
Olin, A. B., Banas, N. S., Wright, P. J., Heath, M. R. and Nager, R. G. (2020) Spatial synchrony of breeding success in the black-legged kittiwake Rissa tridactyla reflects the spatial dynamics of its sandeel prey. Marine Ecology Progress Series, 638, pp. 177-190. (doi: 10.3354/meps13252)
Pennycott, T. W., Grant, D., Leopold, M. F. and Nager, R. G. (2020) Ragworms and other marine food items in the diet of Herring Gulls Larus argentatus breeding on Lady Isle, Firth of Clyde, Scotland. Bird Study, 67(3), pp. 402-408. (doi: 10.1080/00063657.2020.1869697)
Pennycott, T. W., Grant, D. and Nager, R. G. (2020) Earthworms in the diet of Herring Gulls Larus argentatus breeding on an off-shore island. Bird Study, 67(1), pp. 131-134. (doi: 10.1080/00063657.2020.1743232)
Jerem, P. , Jenni-Eiermann, S., McKeegan, D. , McCafferty, D. J. and Nager, R. G. (2019) Eye region surface temperature dynamics during acute stress relate to baseline glucocorticoids independently of environmental conditions. Physiology and Behavior, 210, 112627. (doi: 10.1016/j.physbeh.2019.112627) (PMID:31348931) (PMCID:PMC6739691)
Møller, A. P. et al. (2018) Effects of interspecific co-existence on laying date and clutch size in two closely related species of hole-nesting birds. Journal of Animal Ecology, 87(6), pp. 1738-1748. (doi: 10.1111/1365-2656.12896) (PMID:30101503)
O'Hanlon, N. and Nager, R. (2018) Identifying habitat-driven spatial variation in colony size of Herring Gulls Larus argentatus. Bird Study, 65(3), pp. 306-316. (doi: 10.1080/00063657.2018.1518970)
Herborn, K. A., Jerem, P. , Nager, R. G. , McKeegan, D. E.F. and McCafferty, D. J. (2018) Surface temperature elevated by chronic and intermittent stress. Physiology and Behavior, 191, pp. 47-55. (doi: 10.1016/j.physbeh.2018.04.004) (PMID:29630961) (PMCID:PMC5945995)
Burgess, M. D. et al. (2018) Tritrophic phenological match–mismatch in space and time. Nature Ecology and Evolution, 2(6), pp. 970-975. (doi: 10.1038/s41559-018-0543-1) (PMID:29686235)
Vieira, B. P., Furness, R. W. and Nager, R. G. (2018) Visual observation to identify sexes in subspecies of adult Black Skimmers (Rynchops niger). Waterbirds, 41(2), pp. 166-170. (doi: 10.1675/063.041.0207)
Jerem, P. , Jenni-Eiermann, S., Herborn, K., McKeegan, D. , McCafferty, D. J. and Nager, R. G. (2018) Eye region surface temperature reflects both energy reserves and circulating glucocorticoids in a wild bird. Scientific Reports, 8, 1907. (doi: 10.1038/s41598-018-20240-4) (PMID:29382942) (PMCID:PMC5789886)
O'Hanlon, N. J., McGill, R. A.R. and Nager, R. G. (2017) Increased use of intertidal resources benefits breeding success in a generalist gull species. Marine Ecology Progress Series, 574, pp. 193-210. (doi: 10.3354/meps12189)
Vieira, B. P., Furness, R. W. and Nager, R. G. (2017) Using field photography to study avian moult. IBIS, 159(2), pp. 443-448. (doi: 10.1111/ibi.12445)
Griffith, S. C. et al. (2017) Variation in reproductive success across captive populations: methodological differences, potential biases and opportunities. Ethology, 123(1), pp. 1-29. (doi: 10.1111/eth.12576)
Sinclair, N.C., Harris, M.P., Nager, R.G. , Leakey, C.D.B. and Robbins, A.M. (2017) Nocturnal colony attendance by common guillemots Uria aalge at colony in Shetland during the pre-breeding season. Seabird, 30, pp. 51-62.
Hammer, S. , Nager, R. G. , Alonso, S., McGill, R. A.R. , Furness, R. W. and Dam, M. (2016) Legacy pollutants are declining in Great Skuas (Stercorarius skua) but remain higher in Faroe Islands than in Scotland. Bulletin of Environmental Contamination and Toxicology, 97(2), pp. 184-190. (doi: 10.1007/s00128-016-1856-x) (PMID:27329112) (PMCID:PMC4942484)
Vaugoyeau, M. et al. (2016) Interspecific variation in the relationship between clutch size, laying date and intensity of urbanization in four species of hole-nesting birds. Ecology and Evolution, 6(16), pp. 5907-5920. (doi: 10.1002/ece3.2335) (PMID:27547364) (PMCID:PMC4983601)
Smith, S. M., Nager, R. G. and Costantini, D. (2016) Meta-analysis indicates that oxidative stress is both a constraint on and a cost of growth. Ecology and Evolution, 6(9), pp. 2833-2842. (doi: 10.1002/ece3.2080) (PMID:27217942) (PMCID:PMC4863009)
Nager, R. G. and O'Hanlon, N. J. (2016) Changing numbers of three gull species in the British Isles. Waterbirds, 39(S1), pp. 15-28. (doi: 10.1675/063.039.sp108)
Arnold, K. E., Gilbert, L. , Gorman, H. E., Griffiths, K. J., Adam, A. and Nager, R. (2016) Paternal attractiveness and the effects of differential allocation of parental investment. Animal Behaviour, 113, pp. 69-78. (doi: 10.1016/j.anbehav.2015.12.013)
Hammer, S. , Nager, R.G. , Johnson, P.C.D. , Furness, R.W. and Provencher, J.F. (2016) Plastic debris in great skua (Stercorarius skua) pellets corresponds to seabird prey species. Marine Pollution Bulletin, 103(1-2), pp. 206-210. (doi: 10.1016/j.marpolbul.2015.12.018) (PMID:26763326)
Laine, V. N. et al. (2016) Evolutionary signals of selection on cognition from the great tit genome and methylome. Nature Communications, 7, 10474. (doi: 10.1038/ncomms10474) (PMID:26805030) (PMCID:PMC4737754)
Herborn, K. A., Graves, J. L., Jerem, P., Evans, N. P. , Nager, R. , McCafferty, D. J. and McKeegan, D. E.F. (2015) Skin temperature reveals the intensity of acute stress. Physiology and Behavior, 152(Pt. A), pp. 225-230. (doi: 10.1016/j.physbeh.2015.09.032) (PMID:26434785) (PMCID:PMC4664114)
Jerem, P., Herborn, K., McCafferty, D. , McKeegan, D. and Nager, R. (2015) Thermal imaging to study stress non-invasively in unrestrained birds. Journal of Visualized Experiments, 105, e53184. (doi: 10.3791/53184) (PMID:26575985) (PMCID:PMC4692699)
Nord, A., Lehmann, M., MacLeod, R., McCafferty, D. J. , Nager, R. G. , Nilsson, J.-Å. and Helm, B. (2015) Evaluation of two methods for minimally invasive peripheral body temperature measurement in birds. Journal of Avian Biology, 47(3), pp. 417-427. (doi: 10.1111/jav.00845)
Pooley, E. L., Kennedy, M. G. and Nager, R. G. (2014) Maternal inbreeding reduces parental care in the zebra finch, Taeniopygia guttata. Animal Behaviour, 97, pp. 153-163. (doi: 10.1016/j.anbehav.2014.09.012)
Møller, A. P. et al. (2014) Variation in clutch size in relation to nest size in birds. Ecology and Evolution, 4(18), pp. 3583-3595. (doi: 10.1002/ece3.1189)
Smith, V. R., Vink, C. J., Nager, R. G. , Ross, J. and Paterson, A. M. (2014) Abundance of Latrodectus katipo Powell, 1871 is affected by vegetation type and season. Journal of Insect Conservation, 18(3), pp. 397-405. (doi: 10.1007/s10841-014-9648-2)
Hill, D. L., Lindstrom, J. , McCafferty, D. J. and Nager, R. G. (2014) Female but not male zebra finches adjust heat output in response to increased incubation demand. Journal of Experimental Biology, 217(8), pp. 1326-1332. (doi: 10.1242/jeb.095323) (PMID:24363422)
Møller, A.P. et al. (2014) Clutch-size variation in Western Palaearctic secondary hole-nesting passerine birds in relation to nest box design. Methods in Ecology and Evolution, 5(4), pp. 353-362. (doi: 10.1111/2041-210X.12160)
Rehling, A., Spiller, I., Krause, E.T., Nager, R.G. , Monaghan, P. and Trillmich, F. (2012) Flexibility in the duration of parental care: zebra finch parents respond to offspring needs. Animal Behaviour, 83(1), pp. 35-39. (doi: 10.1016/j.anbehav.2011.10.003)
Vallarino, A., Evans, N. , Daunt, F., Wanless, S. and Nager, R. (2012) Egg components vary independently of each other in the facultative siblicidal Black-legged Kittiwake Rissa tridactyla. Journal of Ornithology, 153(2), pp. 513-523. (doi: 10.1007/s10336-011-0772-4)
D’Alba, L., Spencer, K.A., Nager, R.G. and Monaghan, P. (2011) State dependent effects of elevated hormone: Nest site quality, corticosterone levels and reproductive performance in the common eider. General and Comparative Endocrinology, 172(2), pp. 218-224. (doi: 10.1016/j.ygcen.2011.03.006)
Hill, D.L. , Lindstrom, J. and Nager, R.G. (2011) Carry-over effects of male extra-pair copulation opportunity on biparental effort in zebra finches. Behavioral Ecology and Sociobiology, 65(11), pp. 2049-2059. (doi: 10.1007/s00265-011-1214-2)
Verboven, N., Monaghan, P., Nager, R. G. and Evans, N. P. (2010) The effect of maternal state on the steroid and macronutrient content of lesser black-backed gull eggs. Physiological and Biochemical Zoology, 83(6), pp. 1009-1022. (doi: 10.1086/656568) (PMID:20977361)
Kim, M., Furness, R.W. and Nager, R.G. (2010) Hatching asynchrony is constrained by parental nest attendance during laying. Behavioral Ecology and Sociobiology, 64(7), pp. 1087-1097. (doi: 10.1007/s00265-010-0923-2)
Webb, L., Beaumont, D.J., Nager, R.G. and McCracken, D.I. (2010) Field-scale dispersal of Aphodius dung beetles (Coleoptera: Scarabaeidae) in response to avermectin treatments on pastured cattle. Bulletin of Entomological Research, 100(2), pp. 175-183. (doi: 10.1017/S0007485309006981)
D'Alba, L., Monaghan, P. and Nager, R.G. (2010) Advances in laying date and increasing population size suggest positive responses to climate change in Common Eiders Somateria mollissima in Iceland. IBIS, 152(1), pp. 19-28. (doi: 10.1111/j.1474-919X.2009.00978.x)
Nager, R.G. , Hafner, H., Johnson, A.R. and Cézilly, F. (2010) Environmental Impacts on Wetland Birds: Long-Term Monitoring Programmes in the Camargue, France. Ardea, 98(3), pp. 309-318. (doi: 10.5253/078.098.0305)
Webb, L., Beaumont, D.J., Nager, R.G. and McCracken, D.I. (2010) Field-scale dispersal of Aphodius dung beetles (Coleoptera: Scarabaeidae) in response to avermectin treatments on pastured cattle. Bulletin of Entomological Research, 100(02), pp. 175-183. (doi: 10.1017/S0007485309006981)
D'Alba, L., Monaghan, P. and Nager, R.G. (2009) Thermal benefits of nest shelter for incubating female eiders. Journal of Thermal Biology, 34(2), pp. 93-99. (doi: 10.1016/j.jtherbio.2008.11.005)
Houston, D.C. and Nager, R.G. (2009) Archaeology among the bird droppings: what does it tell us about raptor nest-site selection? IBIS, 151(3), pp. 592-593. (doi: 10.1111/j.1474-919X.2009.00940.x)
Bogdanova, M.I. and Nager, R.G. (2008) Sex-specific costs of hatching last: an experimental study on herring gulls (Larus argentatus). Behavioral Ecology and Sociobiology, 62(10), pp. 1533-1541. (doi: 10.1007/s00265-008-0582-8)
Ewing, S.R., Nager, R.G. , Nicoll, M.A.C., Aumjaud, A., Jones, C.G. and Keller, L.F. (2008) Inbreeding and loss of genetic variation in a reintroduced population of mauritius kestrel. Conservation Biology, 22(2), pp. 395-404. (doi: 10.1111/j.1523-1739.2008.00884.x) (PMID:18294297)
Bogdanova, M., Nager, R. and Monaghan, P. (2007) Age of the incubating parents affects nestling survival: an experimental study of the herring gull Larus argentatus. Journal of Avian Biology, 38, pp. 83-93. (doi: 10.1111/j.2007.0908-8857.03601.x)
Webb, L., Beaumont, D., Nager, R. and McCracken, D. (2007) Effects of avermectin residues in cattle dung on yellow dung fly Scathophaga stercoraria (Diptera : Scathophagidae) populations in grazed pastures. Bulletin of Entomological Research, 97, pp. 129-138. (doi: 10.1017/S0007485307004683)
Bogdanova, M., Nager, R. and Monaghan, P. (2006) Does parental age affect offspring performance through differences in egg quality? Functional Ecology, 20, pp. 132-141. (doi: 10.1111/j.1365-2435.2006.01088.x)
Fisher, M.O., Nager, R.G. and Monaghan, P. (2006) Compensatory growth impairs adult cognitive performance. PLoS Biology, 4(8), e251. (doi: 10.1371/journal.pbio.0040251)
Muck, C. and Nager, R. (2006) The effect of laying and hatching order on the timing and asynchrony of hatching. Animal Behaviour, 71, pp. 885-892. (doi: 10.1016/j.anbehav.2005.07.020)
Nager, R. (2006) The challenges of making eggs. Ardea, 94, pp. 323-346.
Verboven, N., Evans, N. P. , D'Alba, L., Nager, R. G. , Blount, J. D., Surai, P. F. and Monaghan, P. (2005) Intra-specific interactions influence egg composition in the lesser black-backed gull (Larus fuscus). Behavioral Ecology and Sociobiology, 57(4), pp. 357-365. (doi: 10.1007/s00265-004-0862-x)
Gorman, H., Arnold, K. and Nager, R. (2005) Incubation effort in relation to male attractiveness in zebra finches Taeniopygia guttata. Journal of Avian Biology, 36, pp. 413-420.
Gorman, H., Orr, K., Adam, A. and Nager, R. (2005) Effects of incubation conditions and offspring sex on embryonic development and survival in the Zebra Finch (Taeniopygia guttata). Auk, 122, pp. 1239-1248.
Rutstein, A., Gorman, H., Arnold, K., Gilbert, L. , Orr, K., Adam, A., Nager, R. and Graves, J. (2005) Sex allocation in response to paternal attractiveness in the zebra finch. Behavioral Ecology, 16, pp. 763-769. (doi: 10.1093/beheco/ari052)
Gorman, H. and Nager, R. (2004) Prenatal developmental conditions have long-term effects on offspring fecundity. Proceedings of the Royal Society of London Series B: Biological Sciences, 271, pp. 1923-1928. (doi: 10.1098/rspb.2004.2799)
Naef-Daenzer, L., Nager, R. , Keller, L. and Naef-Daenzer, B. (2004) Are hatching delays a cost or a benefit for Great Tit Parus major parents? Ardea, 92, pp. 229-237.
Genovart, M., Oro, D., Ruiz, X., Griffiths, R., Monaghan, P. and Nager, R. (2003) Seasonal changes in brood sex composition in Audouin's Gulls. Condor, 105, pp. 783-790.
Gorman, H. and Nager, R. (2003) State-dependent incubation behaviour in the zebra finch. Animal Behaviour, 65, pp. 745-754.
Verboven, N., Monaghan, P., Evans, D., Schwabl, H., Evans, N., Whitelaw, C. and Nager, R. (2003) Maternal condition, yolk androgens and offspring performance: a supplemental feeding experiment in the lesser black-backed gull (Larus fuscus). Proceedings of the Royal Society of London Series B: Biological Sciences, 270, pp. 2223-2232. (doi: 10.1098/rspb.2003.2496) (PMID:14613608) (PMCID:PMC1691499)
Blount, J., Surai, P., Nager, R. , Houston, D., Moller, A., Trewby, M. and Kennedy, M. (2002) Carotenoids and egg quality in the lesser black-backed gull Larus fuscus: a supplemental feeding study of maternal effects. Proceedings of the Royal Society of London Series B: Biological Sciences, 269, pp. 29-36. (doi: 10.1098/rspb.2001.1840)
Jones, K., Monaghan, P. and Nager, R. (2001) Male mate choice and female fecundity in zebra finches. Animal Behaviour, 62, pp. 1021-1026. (doi: 10.1006/anbe.2001.1843)
Kalmbach, E., Nager, R., Griffiths, R. and Furness, R. (2001) Increased reproductive effort results in male-biased offspring sex ratio: an experimental study in a species with reversed sexual size dimorphism. Proceedings of the Royal Society of London Series B: Biological Sciences, 268, pp. 2175-2179.
Nager, R., Monaghan, P. and Houston, D. (2001) The cost of egg production: increased egg production reduces future fitness in gulls. Journal of Avian Biology, 32, pp. 159-166. (doi: 10.1034/j.1600-048X.2001.320209.x)
Monaghan, P. and Nager, R. (1997) Optimizing clutch size in birds: reply from P. Monaghan and R. Nager. Trends in Ecology and Evolution, 12(11), pp. 443-444. (doi: 10.1016/s0169-5347(97)85748-5) (PMID:21238148)
Book Sections
Pais de Faria, J., Lopes, C. S., Kroc, E., Blight, L. K. and Nager, R. G. (2022) Urban gulls living with humans. In: Ramos, J. A. and Pereira, L. (eds.) Seabird Biodiversity and Human Activities. Series: Aquatic sciences, 1. CRC Press: Boca Raton, Florida, United States, pp. 90-105. ISBN 9780367498276
O'Hanlon, N. and Nager, R. G. (2017) Herring gulls. In: Choe, J. C. (ed.) Encyclopedia of Animal Behavior [2nd ed.]. Elsevier, pp. 90-99. ISBN 9780128132524 (doi: 10.1016/B978-0-12-809633-8.01202-4)
Research Reports or Papers
Woolfendon, C. et al. (2023) Glasgow’s Floating Estuarine Wetlands Baseline Monitoring Report. Other. University of Glasgow. (doi: 10.36399/gla.pubs.295312).
Fowler, E. et al. (2023) Glasgow’s Floating Estuarine Wetlands Long-Term Ecosystem Services and Function Monitoring and Evaluation Plan. Project Report. University of Glasgow. (doi: 10.36399/gla.pubs.295313).
Grants
Grants and Awards listed are those received whilst working with the University of Glasgow.
- SMEEF Floating Estuarine Garden Project
NatureScot
2022 - 2023
- IBIS (SCENE 2)
Dee District Salmon Fishery Board
2016 - 2017
- IBIS (SCENE 2)
Scottish Natural Heritage
2015 - 2015
- Integrating Macroecology and Modelling to Elucidate Regulation of Services from Ecosystems -IMMERSE
Natural Environment Research Council
2014 - 2018
- Environmental research for a changing world
Wellcome Trust
2014 - 2014
- Thermography as a tool for the assessment of stress and affective states in an avian model
Biotechnology and Biological Sciences Research Council
2013 - 2016
- IBIS (SCENE 2)
European Commission
2011 - 2015
- Instrumentation for measuring environment circumstances and parental sstate in birds
Natural Environment Research Council
2004 - 2007
- Sex differences in post-natal vulnerability to poor embryonic conditions
Biotechnology and Biological Sciences Research Council
2002 - 2005
Supervision
- Blackbourn, Florence
Once an Urban Gull, Always an Urban Gull? Migrating Lesser Black-backed Gulls Vary in Whether or Not They Niche-Track. - Stone, David
Does climate change impact directly on breeding seabirds?
Research datasets
2023
Grecian, J. and Nager, R. (2023) British Seabird Prey Database. [Data Collection]
Additional information
Editorial Board
- 2010 - present: Journal of Avian Biology - Scientific editorial board
- 2009 - present: Ibis - Editor
- 2008 - present: Avian Biology Research - Editorial Advisory Board
- 2007 - 2009: Animal Behaviour - Consulting Editor
- 2006 - 2009: Ibis - Associate Editor
Grant Advisory Board
- 2011 - present: Basler Stiftung für biologische Forschung - Trustee – chair person
- 2006 - 2010: NERC - College
Invited International Presentations
- 2013: Willhelmshafen, Germany - Invited presentation at Waterbird Society Meeting
- 2012: Lund, Sweden - Workshop on body temperature responses to environment; developing methods and research directions
- 2011: Krakow, Poland - Behavioural and evolutionary ecology of zebra finches symposium
- 2009: Birmingham, UK - Invited seminar, University of Birmingham
- 2008: Bath, UK - Invited seminar, University of Bath
- 2007: Lund, Sweden - Invited seminar, University of Lund
- 2006: Bristol, UK - Invited seminar, University of Bristol
- 2005: Seattle, USA - Invited speaker at the NSF/NSERC/ESF Workshop - Maternal Effects, 'Early Environmental Conditions and Effects on Offspring Phonotype'
- 2004: Bern, Switzerland - Institute of Biology, University of Bern, Invited Speaker
- 2004: Kalo, Danemark - Invited talk at ESF workshop 'Travelling to Breed'
- 2002: Beijing, China - Co-organiser and invited symposium talk at 23rd International Ornithological Congress
- 2001: Heteren, The Netherlands - Netherlands Institute of Ecology, Invited Speaker
- 2001: Seewiesen, Germany - Manx Plank Institute, Invited Speaker
Professional Learned Society
- 2000 - present: Ecological Society of America - Member
- 1996 - present: Colonial Waterbird Society - Member
- 1990 - present: European Society for Evolutionary Biology - Member
- 1990 - present: British Ecological Society - Member
- 1989 - present: Netherlands Ornithologische Unie - Member
- 1988 - present: British Ornithologists Union - Member