A fuzzy blue creature discovered in Texas flies, digs and does handstands, and it’s been identified as a new species, researchers said in a recent study. The creature, which researchers have ...

The great white polar bear is the youngest and largest of the world's bear species — a mighty hunter and fierce defender of its young that's among the world's most vulnerable animals. Two-thirds of ...

"Listing the polar bear as threatened can reduce avoidable losses of polar bears. But it should not open the door to use of the Endangered Species Act to regulate greenhouse gas emissions from ...