Read on for some chilling curiosities from the creatures of the Smithsonian’s National Zoo and Conservation Biology Institute ...

These adorable Pacific Northwest marmots need Endangered Species Act protections because not even the mighty Olympic ...

Capybaras have webbed feet like frogs and ducks do, helping them to swim fast. Plus, their eyes, ears, and nostrils are on ...

The International Union for Conservation of Nature, or IUCN for short, is one of the most powerful wildlife organizations. It ...

An ultra-rare gigantic rat so big that it puts New York City's subway-dwelling rodents to shame has been caught on camera for the first time. Uromys vika, a giant rat known for being "one of the world ...

"While the public attributed the mark to a brown rat, no formal analysis had been conducted to confirm its identity," researchers wrote. "Using clear anatomical landmarks, we compared measurements ...