Nankeen Kestrel vs Prairie Falcon

Nankeen Kestrel

Falco cenchroides

Medium170 gWoodland

The nankeen kestrel is a small, slim falcon 28 to 35 cm (11 to 14 in) long with a wingspan of 66 to 78 cm (26 to 31 in). The male weighs 121 to 195 g (4.3 to 6.9 oz) while the female weighs 115 to 273 g (4.1 to 9.6 oz). It has pale rufous upper-parts with contrasting black flight-feathers and is finely streaked white below, with a black subterminal band. The cere, eye-ring, and legs are yellow. The male has a pale grey crown and tail with a darker grey tear-mark, while the female and juvenile have a pale rufous crown and finely barred rufous tail.

ID text from Wikipedia, CC BY-SA 4.0

Photo: patrickkavanagh · CC BY 2.0

Prairie Falcon

Falco mexicanus

Large713 gGrassland

Voice: Calls, heard mostly near the nest, are described as repetitive kree kree kree…, kik kik kik…, and the like, similar to the peregrine's call but higher-pitched.

ID text from Wikipedia, CC BY-SA 4.0

Photo: U.S. Geological Survey · Public domain

Photos and recordings are credited to their authors under the licence shown. Full profiles: Nankeen Kestrel and Prairie Falcon.