Analysis of female song provides insight into the evolution of sex differences in a widely studied songbird
M. R. Wilkins, K. J. Odom, L. Benedict, R. J. Safran
The paper analyzes female song in barn swallows to explore sex differences in phenotypic traits and their association with reproductive success, finding that female song traits show greater sexual differentiation than plumage traits.
bioRxiv · Mar 28, 2020Animal Behavior & Cognition