Zobrazeno 1 - 3
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pro vyhledávání: '"Beatrice M. Termaat"'
Autor:
John P. Ryder, Beatrice M. Termaat
Publikováno v:
Canadian Journal of Zoology. 62:1067-1074
Univariate analyses of variance, multivariate analyses of variance (Manova), and discriminant function analyses were performed on measurements of 51 skeletal characters of adult males and females from the disjunct eastern and western populations of t
Autor:
Beatrice M. Termaat, John P. Ryder
Publikováno v:
The Auk. 104:526-528
Variation in the secondary (hatching) sex ratio has been documented for many bird species. Significant deviations from the 1:1 ratio have led to theoretical speculation about adaptive facultative manipulation of the sex ratio (Trivers and Willard 197
Publikováno v:
Colonial Waterbirds. 10:55