2 small falcons, American Kestrels, scanning for prey amid the constant roar of tourist helicopters flying over the island. September 4, 2015, Governors Island, .<br /><br />American Kestrel Babies In A Tree; 35mm. The name kestrel is given to several different members of the falcon genus, Falco. Kestrels are most easily .<br /><br />American Kestrel On Tree Limb; 16mm. The name kestrel is given to several different members of the falcon genus, Falco. Kestrels are most easily distinguished .<br /><br />American Kestrel Standing On Wood Post. The name kestrel is given to several different members of the falcon genus, Falco. Kestrels are most easily .