CC0 Usage Conditions ApplyClick for more information. For hungry Asian small-clawed otters at Smithsonian's National Zoo, variety is the spice of life. A caretaker explains what items are on a typical ...

North American river otters eat, play and defecate in the same place. And their unhealthy habits make them ideal for detecting future health threats in the environment. Kristen Goodhue A North ...

Otters are among the few animals known to use tools while feeding. From cracking shellfish with stones to storing favourite ...

North American river otters have lived for a long time in Chesapeake Bay, yet relatively little is known about how their surroundings impact them. So what does daily life for river otters on the ...