Tasha is a yellow hippopotamus and a major character in The Backyardigans. Tasha is assertive and likes to be in charge most of the time. She is rational, skeptical, and highly motivated to get her own way. Tasha is normally very opinionated. She is difficult to frighten, a fact she takes pride in.

Tasha tends to play a somewhat antagonistic role throughout the first season, often acting bossy towards the other characters. In later episodes, her personality becomes bolder and less overbearing.