Scientists studying Madagascar's aye-aye just discovered a sixth tiny digit called a pseudothumb on each of its hands.
Why did these male turtles have horned shells? Likely to protect their heads during fierce combat, a study finds.
The epic photo 'station squabble,' which shows two mice grappling over a scrap of food, has won the people's choice award for London's Wildlife Photographer of the Year competition.
Lightning strikes kill wild animals relatively often, but the deaths of four rare gorillas represent a huge loss for the species.
In today's episode of Life's Little Mysteries, we'll take a closer look at some of the mysteries surrounding one of our closest animal companions: dogs.
Harley Quinn has a hyena friend in the movie "Birds of Prey," but even without supervillain sidekicks, hyenas are super-awesome.
Megalodon was the largest shark and one of the largest fish on record. It went extinct about 2.6 million years ago.
A group of sharks writhing in shallow water may have looked like they were beached, but they weren't injured or in distress.
A newfound species of thalattosaur, a Triassic marine reptile, had a dramatically pointy skull unlike any seen in reptiles alive today.
The braying songs of African 'jackass' penguins follow two extremely common rules of human language, a new study confirms.
In this episode of Life's Little Mysteries, we'll take a closer look at one of the most puzzling animals on our planet, and one that you may share your home with: cats.
Unique footage of a gray seal clapping underwater reveals a new way the animals communicate underwater … and is super cute.
Researchers found that baby Dungeness crabs living in the most acidic coastal waters are smaller, weaker and at risk of losing their shells.