Ladybug Nominee #3: Calvin Can't Fly

Calvin Can't Fly is a story about a starling who would rather read books than learn to fly. When the time comes for his flock to migrate, Calvin needs the help of his family to follow along. But Calvin's knowledge ends up saving the flock from  a great disaster. Children loved the ending of this Ladybug nominated book!

See the flock of starlings on the cover of the book? Here's a video showing how starlings like Calvin and his family swarm and swoop as a group. How do they do that?