Social mammals are wildly diverse, given that they can be found across all habitats and species. However, a new line of ...

Hagfish may look primitive, but their slime is a biological marvel. Learn how this jawless fish uses protein-rich mucus to stop sharks and how scientists are turning that same slime into inspiration ...

Some dolphins in Shark Bay use sea sponges as tools while hunting, revealing a rare example of learned behavior passed across ...

Discover Raccoon Island, a hidden landmass just north of Miami that contains a thriving population of wild raccoons.

From the iconic to the eccentric, here is a look at the most famous — and occasionally dangerous — celebrity animals to live ...

Find out if a lion would be brave enough to tackle a hippo and watch this lion pride flee as a hippo emerges from the water.

The Indo-Pacific leopard shark is an endangered species. Discover how one group is helping to rebuild the population.

Koalas smell like menthol because of eucalyptus oils. Learn how diet, scent, health, and insect defense connect in koala ...

Tapeworm infestations are not uncommon in brown bears. However, it can be unsettling to see one protruding from a bear's rearend.

On Italy's busiest beaches, an elite team of Newfoundland dogs serves as an elite rescue force, saving dozens of lives at sea ...

A grouper and a moray eel sound like an unlikely pairing, but they form the ultimate hunting team thanks to referential gestures.