Alan Murphy/ BIA / Harris' Hawk (Parabuteo unicinctus) flying, Texas

ZSSD / Harris' Hawk (Parabuteo unicinctus)

Kim Taylor / Harris' hawk (Parabuteo unicinctus) attacking a rattlesnake (composite image)

Kim Taylor / Harris' hawk (Parabuteo unicinctus) landing. (digitally enhanced) Captive

Tom Vezo / Harris' Hawk (Parabuteo unicinctus) perching on branch with wings spread, southeast Arizona

Ann & Steve Toon / Harris hawks (Parabuteo unicinctus) on the glove, captive falconry bird, Cumbria, UK, April 2016

Alan Murphy/ BIA / Harris' Hawk (Parabuteo unicinctus) landing, Texas

Alan Murphy/ BIA / Harris' Hawk (Parabuteo unicinctus) flying, Texas

Cyril Ruoso / Harris' hawk (Parabuteo unicinctus) on nest in a Boojum tree (Fouquieria columnaris) Vizcaino Desert, Baja California, Mexico, May.

Cyril Ruoso / Harris' hawk (Parabuteo unicinctus) taking off from cactus, calling, Vizcaino Desert, Baja California, Mexico, May.

Donald M. Jones / Harris' Hawk (Parabuteo unicinctus) juvenile, southern Arizona

Alan Murphy / Harris' Hawk (Parabuteo unicinctus) with rabbit prey, Texas