4th Grade Male Rabbit

4th Grade Male Rabbit is an unnamed character in the show. He has spoken once in the series, which took place during the episode Arthur Goes to Camp. Ever since that episode he has not spoken since and is seen most of the time in the background. He is also a member of the Tough Customers and has been seen sitting with them at the cafeteria but any further involvement is unknown. He is also seen hanging out with his friend 4th Grade Female Cat.

Appearance
4th Grade Male Rabbit is tall rabbit with a gray complexion. He wears a purple shirt, brown khakis with a brown belt, and red and white sneakers. In the episode Arthur Goes to Camp he wore a black shirt with an "H" and was at the rival camp, Camp Horsewater.

Trivia

 * During earlier episodes this character made a good number of appearances, but later on in the seasons he has made very little appearances. He most recent appearance was in the episode Fifteen.