Scientists found that the male’s hectocotylus, the specialized arm for mating, is lined with receptors that can sense ...

Dolphins enjoy one of the friendliest reputations in the animal world. Movies, aquariums, and viral clips often show them ...

Drones flying above the waters of Shetland have captured rare footage of harbor porpoises gathering in unusually large groups and engaging in mating behavior. The footage, gathered between 2019 and ...

Two lion brothers rubbing heads in sign of affection and bonding© RichartPhotos/Shutterstock.com Scientists have recorded same-sex behavior across many animal groups ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...

Scientists following humpback whales once brought to the brink of extinction in the South Pacific made a fascinating discovery: Older males were more likely to become fathers and younger males were ...

A new study on mayflies of the genus Ecdyonurus illustrates just how multifaceted and surprising reproductive behavior in nature can be. Entomologists at the State Museum of Natural History Stuttgart ...

Opossums aren't the only animals who, well, "play possum." ...