The peregrine falcon, also referred to simply as the peregrine, is a bird of prey in the family Falconidae known for its speed. A large, crow-sized falcon, it has a blue-grey back, barred white underp
Falco peregrinus. Royal National Park, New South Wales, Australia
The appearance of a peregrine falcon in flight
A pair of peregrines eating ducks. Illustration by John James Audubon
Falcons are birds of prey in the genus Falco, which includes about 40 species. Some small species of falcons with long, narrow wings are called hobbies, and some that hover while hunting are called ke