Birds bias offspring sex ratio in response to livestock grazing

Biology Letters

Volumn 7, Issue 6, 2011, Pages 958-960

  Prior, Gina L ^a,b   Evans, Darren M ^c   Redpath, Stephen ^d   Thirgood, Simon J ^a,d   Monaghan, Pat ^b  

^a SCOTTISH CROP RESEARCH INSTITUTE   (United Kingdom)

^b UNIVERSITY OF GLASGOW   (United Kingdom)

^c UNIVERSITY OF HULL   (United Kingdom)

^d UNIVERSITY OF ABERDEEN   (United Kingdom)

Author keywords

Cattle; Meadow pipit; Molecular sexing; Sheep; Uplands

Indexed keywords

BODY CONDITION; CATTLE; FIELD METHOD; GRAZING PRESSURE; HABITAT STRUCTURE; LIVESTOCK FARMING; MEADOW; MOLECULAR ANALYSIS; PASSERINE; POPULATION DECLINE; REPRODUCTIVE BIOLOGY; SEX RATIO; SHEEP; UPLAND REGION;

EID: 82455205828     PISSN: 17449561     EISSN: 1744957X     Source Type: Journal    
DOI: 10.1098/rsbl.2011.0264     Document Type: Article

References (22)

1. Millennium Ecosystem Assessment 2005 Ecosystems and human well-being: biodiversity synthesis. Washington, DC: World Resources Institute.
2. Henderson, I. G., Fuller, R. J., Conway, G. J. & Gough, S. J. 2004 Evidence for declines in populations of grassland- associated birds in marginal upland areas of Britain. Bird Study 51, 12-19. (doi:10.1080/ 00063650409461327) (Pubitemid 38329457)
3. Knopf, F. L. 1994 Avian assemblages on altered grasslands. Stud. Avian Biol. 15, 247-257.
4. Dennis, P., Skartveit, J., McCracken, D. I., Pakeman, R. J., Beaton, K., Kunaver, A. & Evans, D. M. 2008 The effects of livestock grazing on foliar arthropods associated with bird diet in upland grasslands of Scotland. J. Appl. Ecol. 45, 279-287. (doi:10.1111/j.1365- 2664.2007.01378.x)
5. Fuller, R. J. & Gough, S. J. 1999 Changes in sheep numbers in Britain: implications for bird populations. Biol. Conserv. 91, 73-89. (doi:10.1016/S0006-3207 (99)00039-7) (Pubitemid 29350780)
6. Evans, D. M., Redpath, S. M., Evans, S. A., Elston, D. A., Gardner, C. J., Dennis, P. & Pakeman, R. J. 2006 Low intensity, mixed livestock grazing improves the breeding abundance of a common insectivorous passerine. Biol. Lett. 2, 636-638. (doi:10.1098/rsbl.2006. 0543) (Pubitemid 44935450)
7. Loe, L. E., Mysterud, A., Stien, A., Steen, H., Evans, D. M. & Gunnar, A. 2007 Positive short-term effects of sheep grazing on the alpine avifauna. Biol. Lett. 3, 109-111. (doi:10.1098/rsbl.2006.0571)
8. Evans, D.M., Redpath, S.M., Evans, S. A.,Elston, D. A. & Dennis, P. 2005 Livestock grazing affects the egg size of an insectivorous passerine. Biol. Lett. 1, 322-325. (doi:10. 1098/rsbl.2005.0335) (Pubitemid 41374894)
9. Nager, R. G., Monaghan, P., Griffiths, R., Houston, D. C. & Dawson, R. 1999 Experimental demonstration that offspring sex ratio varies with maternal condition. Proc. Natl Acad. Sci. USA 96, 570-573. (doi:10.1073/ pnas.96.2.570) (Pubitemid 29061249)
10. Suorsa, P., Helle, H., Huhta, E., Jäntti, A., Nikula, A. & Hakkarainen, H. 2003 Forest fragmentation is associated with primary brood sex ratio in the treecreeper (Certhia familiaris). Proc. R. Soc. Lond. B 270, 2215-2222. (doi:10.1098/rspb.2003.2490) (Pubitemid 37421759)
11. Kalmbach, E.,Nager, R.G., Griffiths,R. & Furness, R. W. 2001 Increased reproductive effort results in male-biased offspring sex ratio: an experimental study in a species with reversed sexual size dimorphism. Proc. R. Soc. Lond. B 268, 2175-2179. (doi:10.1098/rspb.2001.1793) (Pubitemid 33016096)
12. Fletcher, K. L. & Hamer, K. C. 2004 Offspring sex ratio in the Common Tern Sterna hirundo, a species with negligible sexual size dimorphism. Ibis 146, 454-460. (doi:10.1111/j.1474-919X.2004.00279.x) (Pubitemid 38908501)
13. Sheldon, B. C., Merilä, J., Lindgren, G. & Ellegren, H. 1998 Gender and environmental sensitivity in nestling collared flycatchers. Ecology 79, 1939-1948. (doi:10.1890/0012-9658(1998)079[1939:GAESIN]2.0. CO;2) (Pubitemid 28448021)
14. Rosivall, B., Szöllösi, E., Hasselquist, D. & Török, J. 2010 Males are sensitive-sex-dependent effect of rearing conditions on nestling growth. Behav. Ecol. Sociobiol. 64, 1555-1562. (doi:10.1007/s00265-010-0969-1)
15. Gowarty, P. A. 1993 Differential dispersal, local resource competition and sex ratio variation in birds. Am. Nat. 141, 263-280. (doi:10.1086/285472)
16. Griffiths, R., Double, M. C., Orr, K. & Dawson, R. J. G. 1998 A DNA test to sex most birds. Mol. Ecol. 7, 1071-1075. (doi:10.1046/j.1365-294x.1998. 00389.x) (Pubitemid 28371645)
17. Evans, D. M., Redpath, S. M. & Evans, S. A. 2005 Seasonal patterns in the productivity of meadow pipits in the uplands of Scotland. J. Field Ornithol. 76, 245-251. (Pubitemid 41112564)
18. R Development Core Team 2010 R: A language and environment for statistical computing. Vienna, Austria: R Foundation for Statistical Computing.
19. Prior, G. L. 2011 Assessing the impacts of livestock grazing on a common upland passerine (meadow pipet, Anthus pratensis). PhD Thesis, University of Glasgow, UK.
20. Bonier, F., Martin, P. R. & Wingfield, J. C. 2007 Maternal corticosteroids influence primary offspring sex ratio in a free-ranging passerine bird. Behav. Ecol. 18, 1045-1050. (doi:10.1093/beheco/arm075) (Pubitemid 350060471)
21. Clout, M. N., Elliott, G. P. & Robertson, B. C. 2002 Effects of supplementary feeding on the offspring sex ratio of kakapo: a dilemma for the conservation of a polygynous parrot. Biol. Conserv. 107, 13-18. (doi:10.1016/ S0006-3207(01)00267-1) (Pubitemid 34623111)
22. Robertson, B. C., Elliott, G. P., Eason, D. K., Clout, M. N. & Gemmell, N. J. 2006 Sex allocation theory aids species conservation. Biol. Lett. 2, 229-231. (doi:10.1098/rsbl.2005.0430) (Pubitemid 43938640)