Episode description

How do hummingbirds fly, and is bee flight physically impossible? Can they fly upside-down? Why do pollinators matter? What about communism?

Find out all about the smallest bird in the world on this episode of Species.

Bibliography: https://docs.google.com/document/d/1p8ypytZ2tIyIKYzHNK8h2UVKZZyrtZtCLTv9bVu9g20/edit?usp=sharing