Animal news, feature and articles

Fossilized digestive material offers unparalleled insights into the dinosaurs' diets, feeding behaviors and parasites.

This bright green sea creature contains a toxic pigment that protects it from predators, kills bacteria and determines the sex of larvae, turning males into a "living testacle."

Wolves in Ethiopia that lick the flowers of the "red hot poker" flowers are the first known large carnivores to eat nectar.

Octopus filmed firing stones from her siphon from inside a clam shell like a sniper in never-before-seen behavior captured for the Netflix series Our Oceans.

For the first time ever, marine biologists have measured how much energy octopuses really need to change color — and it's a lot.

A 70-foot-long Apatosaurus skeleton, named Vulcan, recently became the biggest dinosaur fossil ever sold when it was acquired for around $6.4 million at an auction in France. The sizable remains weigh more than 22 tons.

The mountain lions of Greater Los Angeles are becoming more active at night to cope with humans hiking, cycling and jogging in their habitat.

A solitary dolphin in the Baltic Sea has been recorded talking to himself, leading researchers to wonder whether he's lonely and calling out for friends.

These leathery turtles spend most of their lives buried motionless in river mud, but burst into action to catch their unsuspecting prey.