The bird has a mullet. It eats its own feathers with such gusto that it regularly vomits them back up. And — thanks to a British comedian who identified with its awkward mating habits — it is ...

Christine “Lady Bird” McPherson (Saoirse Ronan)—the titular protagonist of “Lady Bird” (2017), written and directed by Greta Gerwig—is in the process of figuring out who she is.