Caw is a crow friend of Beck, he is named after the only thing he can say "CAW!" He appears briefly in Tinker Bell to the Rescue.
In Tinker Bell to the Rescue
When Tinker Bell had been turned into a bat, Beck called in Caw for help to take her to [[Ferocitoad Stream. He also stayed with her while Rani and Becl crossed the stream to get a red lily petal.