Tuck is the deuteragonist of the Wonder Pets! series.


Turtle Tuck is a very sensitive young turtle. He is the heart of the group and he has a deep emotional connection to all living things. Tuck loves to give and receive hugs. Developmentally, Tuck is a four-year-old. He is the least physically advanced of the Wonder Pets. He is, however, an excellent swimmer and demonstrates keen observational skills while out on their adventures.


Tuck has green skin, a dark green shell and blue eyes. As a superhero, he wears a white French sailor's cap, two blue sneakers and a red cape.


Tuck appears in every episode of the Wonder Pets! series. His first appearance was in "Save the Dolphin," and his last appearance was in "How It All Began!"