An adult great horned owl (Bubo virginianus), with chick sitting on a nest in Madera Canyon, southern Arizona, Arizona, United States of America, North America

An adult great horned owl (Bubo virginianus), sitting on the nest in Madera Canyon, southern Arizona, Arizona, United States of America, North America

Elf Owl (Micrathene whitneyi), smallest owl, adult at night, Madera Canyon, Tucson, Arizona, USA

Elf Owl (Micrathene whitneyi), adult in nest hole in telephone pole, Madera Canyon, Tucson, Arizona, USA

Two Mexican Spotted Owls perched on a log in Pine Creek canyon, Zion National Park, Utah.

Man walking in slot canyon known as Owl Canyon, near Page, Arizona, United States of America