What is polly purebread?

Polly Purebred is a fictional character from the American animated television series "Underdog". She is a white female purebred collie dog who serves as Underdog's love interest and sidekick. Polly is known for her loyalty, intelligence, and brave personality. She is also a reporter for the Daily news, and is frequently called upon to cover the events involving Underdog. Polly's character has become an iconic part of American pop culture, and she remains a beloved character among fans of the show even today.