Table 1.

Sources of variation in mate attractiveness in the mate choice tests. (Male attractiveness was measured from the responses of females to male courtship displays. Nonsignificant two- and three-way interactions were included in the model but are not shown here.)

source	F	p	d.f.a
female population	2.62	0.05	3, 464
male carotenoid diet	46.46	<0.0001	2, 464
female carotenoid diet	0.07	0.80	1, 68.2
female food level	0.48	0.49	1, 68.2
female pop.×male carot. diet	3.05	0.006	6, 464
male carot. diet×female carot. diet	5.03	0.007	2, 464
female pop.×male carot.×female food	4.14	0.0005	6, 464
female pop.×female carot.×female food	4.18	0.006	3, 464
male carot.×female carot.×female food	4.94	0.008	2, 464
male group (female carot., female food)	2.57	<0.0001	64, 464

^aSatterthwaitte method.