It's no secret that River otters are insanely adorable. They are also very playful little creatures. Unsurprisingly, many people often call them river "puppies." But as playful and rambunctious as ...

Sea otters are often portrayed as lovable and relaxed animals that spend their time goofing around. Or, simply floating on their backs in the water with their special rock. While this image is ...

New research from the Smithsonian Environmental Research Center in Edgewater on river otter feces in the Chesapeake Bay makes revelations about the animal’s diet, the ecological role of parasites and ...

Keystone species play an outsized role in the ecosystem, affecting the natural balance in ways that cannot easily be replaced.

A family of giant river otters was released into the Iberá National Park in northeast Argentina on July 1. The endangered species, with no known breeding populations in Argentina over the past 40 ...

Otters are well known for their playful, energetic, and inquisitive behavior. However, did you know that otter play has a purpose other than just having fun? Or that otters are some of the most ...

In a wetland of northeastern Argentina, a family of the country’s “top aquatic predator” ventured outside their enclosure for the first time. They didn’t run or even wander very far, but that wasn’t ...