Kyle

{{Character_infobox
 * character name = Unknown Male Dog
 * image = Unknown Male Dog.jpg
 * gender = Male
 * animal = Dog
 * age = 4/5
 * family = Mary Ann(sister)

Unnamed Male Adult Dog{father
 * cartoon first appeared = D.W. All Wet}}Peter is seen at the Elwood City Preschool. He has spoken a few times like in the earlier episodes like D.W. All Wet for example and he and the rest of the preschool class debuted on the same episode along with their teacher Ms. Morgan. He hangs out with the other students in the class including D.W. herself and not much is known about his personality. He maybe the brother of Mary Ann as in the episodes Bleep! and Emily Swallows a Horse where the dad in both those episodes are the same.

Trivia

 * He spoke in the episodes D.W. All Wet and So Long, Spanky.

Appearance
Unknown Male Dog is a dark brown dog who wears a light blue shirt, slightly dark blue shorts, white socks, and red and white sneakers. In the episode D.W.'s Backpack Mishap he wears the same shorts when he goes swimming. He also has some hair on his head.