Many aposematic prey combine their visual warning signals with additional signals. Together, these signals constitute a multimodal or multicomponent warning display. The additional signals are thought to increase the effects of the visual signals on predators. Olfactory signals are much...

Females are predicted to adjust their reproductive investment in relation to resource quality. In zebra finches (Taeniopygia guttata), diet quality has been found to influence egg mass both between and within clutches. We tested the prediction that diet quality also affects the quantity of...