AZ Animals on MSN

How DNA changes may shape the future of polar bears

Quick Take Polar bears are showing rapid DNA changes in response to warming climates, a rare adaptation that may help ...
Oregonian

Nora the polar bear’s many challenges, including leg surgery, are recounted in a new book. Here’s an excerpt.

In 2016, a polar bear cub named Nora arrived at the Oregon Zoo, to be paired with an older bear named Tasul to provide companionship for Tasul and socialization for Nora. The cub had developed ...