A critically rare wild feline has been spotted in Thailand for the first time since 1995. Flat-headed cats, named for their ...

Some 445 million years ago, life on Earth was forever changed. During the geological blink of an eye, glaciers formed over ...

These "total monsters of fishes" are extinct today, though new clues about their lives come from CT scans and their closest ...

One of the world's most endangered whales that was first identified two years off the coast of County Donegal has been ...

Fostering strong human-animal relationships can solve environmental challenges. The MRLB is paving the way for a cleaner, ...

Freshwater mussels — often overlooked and endangered — play a critical role in filtering water across the country. Now, a ...

Great white sharks are at risk of extinction in the Mediterranean Sea, which is among the most heavily exploited fisheries on ...

Galaxy frogs are endangered by flash photography, handling, and habitat disruption. Learn how tourism is harming this fragile ...

Bite force, a measure of the strength of an animal's bite, helps researchers understand a species' role in the ecosystem.

A museum display of the giant crocodile Deinosuchus schwimmeri showcases a 30-foot-long apex predator from the Cretaceous ...

Scientists uncovered a rare toxic algae, Karenia mikimotoi, behind mass marine deaths in South Australia and elsewhere.