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 ...

Here are 10 animals that have some of the highest levels of testosterone and the impact it has on their behavior and characteristics.

The goldfish are breeding and the spawning behavior is incredible to watch. In this video, you’ll see how goldfish begin the breeding process, from chasing behavior to egg laying and fertilization. If ...

Scientists suggest female frogs listen for changes in the male calls as a signal for when it's warm enough to mate.

A new study sheds light on the illuminating, sometimes counterintuitive dynamics of mating and how species survive.

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 ...

Researchers from The Universities of Manchester and Birmingham have identified the exact nerve cells in the brain that drive important behavioral changes in female fruit flies after they mate. The ...

Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

Nobody has ever known where tiger sharks go to mate. But new data suggests there’s one Hawaiian spot that draws a big ...

A man who was there divulged some of the details from the disturbing sex stunt on the heels of Blue revealing she is pregnant. Jak White said everyone at Bonnie Blue's 'cattle breeding' event was 'a ...

New research reveals older singing male whales are increasingly successful at siring offspring compared to younger males.

Recovering humpback whale populations are revealing a hidden shift: older males are increasingly outcompeting younger rivals to father calves.