Owls are incredible creatures. They can see in the dimmest light, hear the faintest of sounds, fly silently and rotate their heads to look straight backward. Most owls are nocturnal, more often heard than seen. Even those that are active during the day stay largely out of sight. Owls: Who Gives a Hoot? reveals the secrets of these mysterious birds and the important role they play in our lives and their ecosystems. Learn about the 19 species that live in Canada and the United States--from the tiny elf owl to the hefty great horned owl. And meet the scientists, activists and young people who are working to keep these iconic birds in flight and turning heads for years to come.