Otters are an animal seen in the episode, Eye of the Beholder in The Lion Guard.
In the real world
African Clawless Otters are the great swimmer they have brown and white fur, log whiskers, and they eat fish, crabs, crayfish and frogs.
In the Lion Guard
The only otters seen so far is a dull brown, with a white pale chest, a red nose, and little whiskers.
During Outta the Way, a otter appears as one of the animals that Janja, Cheezi and Chungu fantasize about eating.