Listen now | In this episode, Xavier Bonilla has a dialogue with Lev Parikian about flight in animals. They discuss convergent evolution for flight, four forces of flight, and early flight with mayflies and dragonflies. They talk about vision in dragonflies, beetles, bees and their different uses of their wings and pterosaurs. They talk about birds, flightless birds, speed of hummingbirds, bats, and many more topics.