Phoenix Zoo's Alyssa told Newsweek: "Most of our cats (big and small) like cardboard boxes for enrichment, but Joanne in ...

Valmik Thapar leaves behind a legacy that is hard to measure—countless protected acres, rebounding tiger numbers, and generations of conservationists who walk the path he lit.

What do penguins, Arctic foxes, and mammoths have in common? They are all masters of adapting to extreme cold. But how ...