In these tales the smart kawauso often fool humans, kind of like a fox. If the animal has a hard shell, otters can use a rock as a tool to break open the shell. They also leave their scent on plants to mark their territory. Otters are long and slim animals with four short legs that can be longer than a meter. In the wild, these otters eat crabs, shellfish and small fish like gouramis or catfish. The otters at Durrell are Asian small-clawed otters who live in lakes, rivers, rice fields and canals in SE Asia. It also included Kamchatka, and as far south as Japan. Fun Otter Facts for Kids. , Science Kids © | Home | About | Topics | Experiments | Games | Facts | Quizzes | Projects | Lessons | Images | Videos | Privacy | Sitemap | Updated: Apr 11, 2020. Some make waterslides to slide down into the water! Sea otters are part of the weasel family. Otters are found throughout Africa, North and South America, Europe, and Asia.