Emperor penguins now listed as threatened species

Emperor penguins will now receive new protections under the Endangered Species Act after the U.S. Fish and Wildlife Service says climate change is threatening to eradicate the species.

Rare 'blonde' wolf captured on camera by Minnesota researchers

The Voyageurs Wolf Project on Friday posted video to social media showing a rare 'blonde' wolf, saying it's a rare coat color for wolves in northern Minnesota and the first wolf with "light, creamy colored fur" they've captured on camera. (This video is looped.)

Dam good job: Beaver builds dam in doorway

A beaver at a rehab center followed its natural instincts and built a dam at the doorway to his enclosure. He collected sticks and stacked them in a neat pile. When he's done, he happily campers off to get more sticks.