Falco tinnunculus. Common Kestral. This bird is a European bird of prey. Plumage on upperside, chestnut-brown with black spots; underside narrow black streaks; tail has a black tip with thin white rim; male has bluish-gray head; female has a brown tail with black bars.
Elliot Coues Key to North American Birds (Boston, MA: Estes and Lauriat, 1884)
Courtesy the private collection of Roy Winkelman