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

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 ...

In examining the mating rituals of roundworms, researchers uncovered a unique approach to reproduction that maximizes genetic fitness. Sparks fly when a female nematode meets her mate in a Petri dish.

Two male leopard sharks were seen mating with a female leopard shark off the coast of New Caledonia University of the Sunshine Coast marine biologist Dr. Hugo Lassauce said that he and his research ...

Squirrels' seemingly erratic movements are actually sophisticated courtship rituals. Males chase females, testing endurance and coordination, not just speed. During mating seasons, vocalizations like ...

Scientists have recorded same-sex behavior across many animal groups, including mammals, birds, and reptiles. Still, the meaning of that behavior depends on the species and the context. Behavior that ...