Sea otters survive largely on marine invertebrates such as sea urchins, crabs, clams, mussels and snails. Getting to that food, however, isn't always easy. Many of these animals are protected by tough ...

A sea otter eating a marine animal. Image by Chris Law. Sea otters are one of the few animals that use tools to access their food, and a new study has found that individual sea otters that use tools — ...

1. Otter ecology and its background -- 2. Pen pictures. Thirteen otters of the world : some natural history -- Europe -- Common or Eurasian otter, Lutra lutra -- North America -- River otter, or North ...

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 ...

If you've ever seen otters romping at the zoo, sometimes it looks like they're juggling little rocks. It turns out that this playful-looking behavior may actually be something captive otters do in ...

A new study has found that individual sea otters that use tools — most of whom are female — are able to eat larger prey and reduce tooth damage when their preferred prey becomes depleted. Image by ...