Norville is a bird that sometimes goes to Clifford and Daffodil's house. He always gives bad advice. In the episode "Sing A Song Norville" Clifford tells Norville to sing. Norville sings, although he is not good at singing. In the episode "Be My Guest" Norville hurts his wing and Emily Elizabeth takes care of him.
When Clifford is a big red dog, In the episode "And Birdy Makes Three" there is a bird who looks like Norville.
Norville is voiced by Henry Winkler in the US version, who also plays as Arthur "The Fonz" Fonzarelli in Happy Days.