Do animals sleep and, if so, how much? Read here about the fascinating sleeping patterns of animals - including humans.

Bison back up. It’s an animal-eat-animal world out there, especially in Yellowstone National Park. There are almost 70 ...

Red meat proved best at attracting elusive weasels to camera traps. Short-tailed weasels love red meat; long-tailed prefer ...

At 64 and 60 years old, Antoinette and Brucie-Baby are thin and bony. Their skin hangs looser than it did in their youth, but ...

While sneaking up on prey, cuttlefish employ a dynamic skin display to avoid detection in the last moments of approach, ...

Snakes are impressive predators, often utilizing speed and even venom against their opponents. But what happens when these ...

With distinctive two-fingered claws, the remains of a previously unknown species of dinosaur suggest it looked like a bizarre ...

Two killer whales have killed dozens — if not hundreds — of sharks, including the vaunted great whites, with an ease that has ...

In nature, interactions between species are often framed in terms of survival—those that hunt and those that are hunted. But ...

BLANTYRE, Malawi ― In 2012, African Parks, a conservation nonprofit, brought three lions to Malawi’s Majete Wildlife Reserve, ...

But for one species of rarely-seen predator in the region, “clouds” come down to them and adorn their fluffy coat. A clouded leopard was recently spotted on trail cameras set up by the ...

Dulcibella actively looks for prey. It uses specialized appendages to capture amphipod species. Its long, slender body and quick claws make it an effective predator on the trench floor ...