Animals

Scientists recently linked elevated stress levels in male mice to a compound found in females' urine — and bananas.

A dead beaked whale with mysterious injuries on its face recently washed up on a California beach. Experts are unsure why the animal died or even which species it belongs to.

Dinosaur metabolisms were diverse; some lineages were cold-blooded like their lizard cousins, while others were warm-blooded like their avian relatives alive today.

A new study of bones from the Grand Canyon reveals that this steep, rocky landscape was once a hunting ground for the extinct American cheetah.

Scientists recently discovered fossils in Argentina that belong to Thanatosdrakon. The specimens are the largest pterosaurs ever found in South America.

There were potentially even more sharks in the swarm.

Camels' large, leathery mouths can handle the prickly thorns of almost any kind of desert vegetation, including that which other desert animals steer clear of.

Scientists may have untangled the mystery as to why parrots have such long lifespans.

Here's the science behind whether all bees die after stinging humans.

Asian elephants, like their African cousins, seem to mourn their dead, sometimes carrying their lost infants for days or weeks.

Cats may be able to remember the names of cohabitating cats — but it depends where they live, new research suggests.

Resembling an alien shopping bag with guts made of glowing Cheetos, a bizarre creature took center stage in new footage captured by a remotely operated vehicle deep in the Pacific Ocean.

Local authorities suggest the young humpback did it on purpose.

Though related, there are key differences between them.

Young dolphins seem to learn this skin care routine from their elders.

A new species of glass frog has been named by a cryptocurrency organization, triggering concern over the high environmental cost of crypto.

The difference between a frog and a toad is mainly skin-deep. Here's how to tell the amphibians apart.