Females of some species in the wild may not be able to prevent unwanted sex with males. In many crustaceans, males forcibly mate with females who often receive sperm from multiple males. In other ...

Female chimps are more concerned with having sex with many different males than finding the strongest mate, according to researchers. The new study suggests that female chimps keep quiet during sex so ...

Pseudo-copulation -- an interaction that mimics sexual copulation -- is a behavior known in mammalian communities that reduces aggression and signifies social dominance, particularly among males.

This is a preview. Log in through your library . Abstract The loud and elaborate songs of male songbirds are thought to serve in territorial defense and to stimulate reproductive behavior in the ...

Earth's creatures outwardly display an astonishing diversity of genitalia and mating behavior, but the intricate details of how genitalia interact during copulation has remained largely mysterious. In ...

Reproduction can be costly and is predicted to trade-off against other characters. However, while these trade-offs are well documented for females, there has been less focus on aspects of male ...

WHEN observing cultures of Panagrolaimus rigidus to examine their life-history, copulation seemed to depend simply on chance encounters between males and females. However, as males often touched males ...