Abstract. Pigmentation patterns aid in camouflage and may also serve for communication. To understand the evolution of different types of within-feather pi

Abstract. Sexual selection on males is expected to reduce genetic diversity via paternal inheritance because increased variance in male reproductive succes

Phylogenies are a foundation for studies of phenotypic evolution, but sometimes phylogenetic reconstruction is poorly supported. To account for phylogenetic uncertainty, it is advisable to run compara...

Research on the function and evolution of animal sounds typically analyses sound frequency on a linear scale (Hz), despite the perception and modulation of sound frequency by animals being better ...

Learning & Behavior - Eavesdropping on heterospecific alarm calls can provide valuable information about predator presence and therefore yield survival benefits. However, if, how, and why...

We found stronger senescence and environmental effects on female than male color in a mutually ornamented bird, the common waxbill. Results indicate plasti