Walt Disney Backgrounds - Peter Pan

The Encyclopedia of Walt Disney's Animated Characters: From Mickey Mouse to Hercules by
John Grant

Walt Disney Character Description of Thumper from "Bambi" (1942)

Thumper, animated by Ollie Johnston; Frank Thomas and others, is probably the star of the movie. To a great extent this is because of the unconscoously brilliant voicing of the part by young Peter Behn, said to have been discovered by two of the animators when visiting a friend’s house. (David R. Smith has checked with Johnston and Thomas, who say that Behn was instead discovered at an audition. As with so many matters concerning...