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

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

Eric Medard / Female kestrel (Falco tunniculus) taking lizard prey gift from male, Mayenne, France

Staffan Widstrand / Wild Wonders of China / Saker falcon (Falco cherrug milvipes) in flight, Keke Xili, Changtang, Tibetan Plateau, Qinghai, China

Christophe Courteau / Male Common kestrel (Falco tinnunculus) feeding juvenile, France, May.

Dietmar Nill / Slow motion clip of a male Kestrel (Falco tinnunculus) hovering, Germany, May.

Espen Bergersen / Gyrfalcon (Falco rusticolus) flying with guillemot prey. Hornoya bird cliff. Finnmark, Norway. March

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

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

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

Suzi Eszterhas / American Kestrel (Falco sparverius) male preening, Pantanal, Brazil

Suzi Eszterhas / American Kestrel (Falco sparverius) male, Pantanal, Brazil