Do you want to compare Batgirl with Birdy? Discover the powers, weakness & weapons of Batgirl and Birdy from Batgirl Biography and Birdy Biography. Find out all about Batgirl and Birdy.# Check out how is Batgirl unique and distinct from Birdy. Discover their love interest, sidekicks, family tree and the movies and games list in which Batgirl and Birdy have appeared. Find out everything about them here!