The Amazon's largest fish makes a comeback

Even in the most biodiverse rainforest of the world, the pirarucu stands out: It can weigh up to 440 pounds, by far the largest of 2,300 known fish species in the Amazon.

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.

Raccoon in Annapolis tests positive for rabies

A raccoon found in the Annapolis area earlier this week has tested positive for rabies prompting the Anne Arundel County Department of Health to issue an alert.