The word otter derives from the Old English word otor or oter. This, and cognate words in other Indo-European languages, ultimately stem from the Proto-Indo-European language root *wódr̥, which also gave rise to the English word "water".
A soldier and his squirrel. The soldier found a weak baby squirrel, nursed it back to life. Now the guy left the service, works as a taxi driver, and the squirrel is always in his pocket no matter where he goes! a-soldier-and-his-squirrel.