Ornaments, weapons and aggressive behaviours may evolve in female animals by mate
choice and intrasexual competition for mating opportunities—the standard forms of sexual …

Research on sexual selection shows that the evolution of secondary sexual characters in
males and the distribution of sex differences are more complex than was initially suggested …

Animal coloration is one of the most conspicuous aspects of human-perceived organismal
diversity, yet also one of the least understood. In particular, explaining why species have …

Literature Cited to accompany Animal Communication, 2e Page 1 Principles of Animal
Communication, Second Edition Jack W. Bradbury and Sandra L. Vehrencamp Chapter 14 …

Bird song has historically been considered an almost exclusively male trait, an observation
fundamental to the formulation of Darwin's theory of sexual selection. Like other male …

Animal coloration is a powerful model for studying the genetic mechanisms that determine
phenotype. Genetic crosses of laboratory mice have provided extensive information about …

Following Darwin's original insights regarding sexual selection, studies of intrasexual
competition have mainly focused on male competition for mates; by contrast, female …

Darwin developed the theory of sexual selection to account for the evolution of weaponry,
ornamentation and other secondary sexual characters that are commonly more developed …

In spite of recent interest in sexual selection in females, debate exists over whether traits that
influence female–female competition are sexually selected. This review uses female–female …

The world in color presents a dazzling dimension of phenotypic variation. Biological interest
in this variation has burgeoned, due to both increased means for quantifying spectral …