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

Historically, bird song has been regarded as a sex-specific signalling trait; males sing to
attract females and females drive the evolution of signal exaggeration by preferring males …

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 …

When cyanobacteria originated and diversified, and what their ancient traits were, remain
critical unresolved problems. Here, we used a phylogenomic approach to construct a well …

Avian duetting is an unusual but taxonomically widespread phenomenon, occurring in over
400 species, representing 40% of bird families. Duets vary in form from loosely overlapping …

Birdsong has been the subject of broad research from a variety of sub‐disciplines and has
taught us much about the evolution, function, and mechanisms driving animal …

Research on bird song has contributed to important advances in diverse biological fields
from neurobiology to conservation biology. Bird song has traditionally been studied as an …

Given that both sexes of most parrots learn new vocalizations throughout life and produce
them in diverse social contexts, whereas few songbird species combine all these traits, why …

One of the common assumptions in the study of the evolution of parental care is that trade‐
offs exist between parental investment and other fitness‐related traits. In general, this body …

Researchers of different genders and backgrounds contribute greatly to the diversity of
questions and approaches in science. Historically birdsong was studied primarily as a male …