Siku, a 15-year-old male polar bear, is moving in the coming weeks to Madison, Wisconsin — home, of course, of the University ...

On Friday morning, zoo officials announced the arrival of 4-year-old Astra, who they hope will mate with Kulu, a 5-year-old male polar bear currently at the zoo, as part of a breeding effort to ...

A new study shows how much food polar bears leave behind — and how their decline threatens scavengers across the Arctic.

Climate change is transforming ecosystems in the far north. An international team of scientists has made some surprising discoveries.

Khomas and Keanu, who weigh 825 pounds and 550 pounds respectively, are both Hartmann's Mountain Zebras, which are typically ...

A drone shows polar bears making themselves at home by lounging on the front stoop and gazing out the windows of an abandoned ...