Knuckles

Knuckles is a supporting character in the animated series Quack Pack. He is Daisy's pet iguana who acts like a dog and is capable of eating anything he can get his claws on. Sometimes Huey, Dewey, and Louie look after him for Daisy and he is now a giant iguana Huey, Duey and Luey take on more than they can handle when Daisy's pet iguana Knuckles, gets transformed into a towering rampaging dinosaur who is having his way in Duckburg. There's no stopping him now.