Otter Learning To Swim

Norse mythology tells of the dwarf Ótr habitually taking the form of an otter. The myth of Otter's Ransom is the starting point of the Volsunga saga.
In some Native American cultures, otters are considered totem animals.
The otter is held to be a clean animal belonging to Ahura Mazda in Zoroastrian belief, and taboo to kill.
In popular Korean mythology, it is told that a person who sees an otter (soodal) will attract 'rain clouds' for the rest of their life.