What animal is cute, fuzzy and found on almost every continent (except Australia and Antartica)? Otters, of course. Part of the weasel family, these mammals are divided into 13 existing species. Some ...

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 ...

(Reuters) - Humans are not alone in the use of tools. Chimpanzees, for instance, crack nuts with stones and use sticks to get at tasty termites. Dolphins are known to employ sponges to protect their ...

Sea otters are one of the few animals that use rocks and other objects to access their food, and a new study has found that individual sea otters that use tools—most of whom are female—can eat larger ...

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 ...

Three North American river otters play in the snow on the docks of the Smithsonian Environmental Research Center. Detected with SERC’s night-vision wildlife cameras. North American river otters have ...