Otters’ eyes and short ears are high on their heads so they can see and hear at surface level while the rest of their body is submerged. They have long, stiff whiskers on their muzzles that help ...

A sea otter eyes its lunch, one of two invasive European green crabs it was able to retrieve underwater. Photo taken in 2011 in Moss Landing, CA.

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 ...