Land mammal news, features and articles

More than 100 years after bison from other regions were introduced to the park, the two genetically distinct herds have finally become one.

Mice will lick the faces and pull at the tongues of other mice if they're found unconscious, with more vigorous grooming resulting in faster recovery.

Stories of vast graveyards where elephants go to die only scratch the surface of the fascinating death-related behaviors in these mammals.

Scientists with the company Colossal have created genetically engineered "woolly mice" with thick, golden-brown hair and fat deposits similar to those of cold-adapted woolly mammoths.

"Stink face" seems silly to us, but for cats it's a serious way to gather social information through smell.

For nearly a decade, researchers have gathered camera footage from outside the dens of female polar bears and their cubs on Svalbard, shedding light on the behaviors linked to denning.

A new study calculates the long-term effects of reintroducing wolves to Yellowstone National Park in the 1990s, which ultimately helped willow shrubs that feed wildlife in stream habitats.

Competing theories explain how dogs came to be domesticated from wolves. Now, a new study adds further support to the idea that they domesticated themselves.

At Kruger National park, a wildlife photographer spotted a giraffe covered in hundreds of skin lesions that may be caused by a rare bovine papillomavirus.

The round little pads on cats' paws are more than just cute — they're a feat of evolution that serve many important functions.