Flitter the Flittermouse was a bat who was the pet of the page Fess of Halidom. He accompanied Fess and Prince Gules on the quest for the Three Circlets. (Merry Go Round in Oz)
Article is in need of expansion.
Background[]
Fledermaus is the traditional German word for bat. In recent decades, Fledertier has been proposed as a substitute, because bats aren't related to mice.