Abstract

Pdysi, H. 1985. Changes in predator surveillance in a foraging great tit Parus major in response to presence and group size of yellowhammers Emberiza citrinella. Ornis Fennica 62: 138-140. 1986a. Foraging niche shifts in multispecies dabbling duck (Anas spp.) feeding groups: harmful and beneficial interactions between species. Ornis Scand. 17: 333-346. 1986b. Species composition and size of dabbling duck (Anas spp.) feeding groups: are foraging interactions important determinants? Ornis Fennica 63: 33-41. 1987. Feeding-vigilance trade-off in the teal (Anas crecca): effects of feeding method and predation risk. Behaviour (In press). Sullivan, K. A. 1984. Information exploitation by downy woodpeckers in mixed-species flocks. Behaviour 91: 294311. Thompson, D. B. A. and Barnard, C. J. 1983. Anti-predator responses in mixed species associations of lapwings, golden plovers and gulls. Anim. Behav. 31: 585-593. and Thompson, M. L. P. 1985. Early warning and mixed species associations: the 'Plover's Page' revisited. Ibis 127: 559-562.

Full Text
Published version (Free)

Talk to us

Join us for a 30 min session where you can share your feedback and ask us any queries you have

Schedule a call