Fred B. Bercovitch  Kyoto University, Kioto, Kyōto, Japan  Are
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(67)132.1 Total impact    • Source     [show abstract] [hide
abstract]     General and Comparative Endocrinology 06/2013; ·
2.82 Impact Factor   • Source     [show abstract] [hide
abstract]     Australian Mammalogy 03/2013;   • Source
William A. H. Ellis, Fred B. Bercovitch     [show abstract]
[hide abstract]     Behavioral Ecology and Sociobiology 01/2011;
65(6):1229-1235. · 2.75 Impact Factor   • Fred B. Bercovitch,
Philip S.M. Berry     [show abstract] [hide abstract]
ABSTRACT: Ecological factors have a pervasive impact on animal
population sizes and the structure of their social systems. In a
number of ungulate species, predator pressure exerts a major
influence on group size. Given that giraffe (Giraffa
camelopardalis) live in an extremely flexible social system, and
that breeding is nonseasonal, they are an ideal species for
examining how ecological variables contribute to flu