John Chan / Peregrine falcon (Falco peregrinus) plucking Dowitcher (Limnodromus) prey, Southern California, USA.

Sandesh Kadur / Slow motion clip of Amur falcons (Falco amurensis) congregating at roost site during their migration from Siberia to Africa, near Doyang reservoir, Nagaland, India, October.

Sandesh Kadur / Amur falcons (Falco amurensis) congregating during their migration from Siberia to Africa, near Doyang reservoir, Nagaland, India, October.

Sandesh Kadur / Amur falcons (Falco amurensis) congregating during their migration from Siberia to Africa, near Doyang reservoir, Nagaland, India, October.

Alan Murphy/ BIA / Northern Caracara (Caracara cheriway) pair fighting, Texas

Martin Grimm/ BIA / Eurasian Kestrel (Falco tinnunculus) male flying, Baden-Wurttemberg, Germany

Alan Murphy/ BIA / Northern Caracara (Caracara cheriway) chasing sub-adult with prey, Texas

Gerald Haas/ BIA / Lanner Falcon (Falco biarmicus), Etosha National Park, Namibia

Alan Murphy/ BIA / Peregrine Falcon (Falco peregrinus) flying, Texas

Alan Murphy/ BIA / Peregrine Falcon (Falco peregrinus) flying, Texas

Alan Murphy/ BIA / American Kestrel (Falco sparverius) female flying, Texas

Alan Murphy/ BIA / Peregrine Falcon (Falco peregrinus) flying, Texas