Butch
From Muppet Wiki
Butch is a Bengal tiger who made various appearances on The Muppet Show, starting in season 4. He also appeared on Sesame Street.
The tiger was named onscreen in episode 416 (and performed by Jim Henson), when he teamed up with a lion as "Butch and Sundance", running away from an animal training act. (in a reference to Butch Cassidy and the Sundance Kid).
In Episode 513 and Episode 516, he was used as a saber-toothed tiger.
