Table 2

ANCOVA analyses of the effect of diet manipulation and plasma carotenoid levels on female choice components

Diet

Pre-supplementation plasma carotenoid levels


Mate choice component

F

df

p

F

df

p


Responsiveness

9.37

1,24

0.0054

0.081

1,24

0.78


Discrimination

0.24

1,24

0.62

15.71

1,24

0.00058


Preference function

1.44

1,24

0.24

3.44

1,24

0.076


Results of univariate ANCOVAs testing the effects of dietary carotenoid supplementation and pre-supplementation plasma carotenoid levels on the three components of female choice for male plumage coloration.

Toomey and McGraw BMC Evolutionary Biology 2012 12:3   doi:10.1186/1471-2148-12-3

Open Data