Brown Falcon vs Nankeen Kestrel

Brown Falcon

Falco berigora

Large587 gWoodland

Adults are usually 40 to 50 cm (16 to 20 in) long. They are found in light and dark forms and a variety of intermediates. Animals typically have red-brown heads with narrow black streaks with a light crown and off-white chin. Wings are a spotted red-brown with dark brown quills. Beaks are light blue/grey; eyes are brown. The falcons make a loud cackle call uttered frequently.

ID text from Wikipedia, CC BY-SA 4.0

Photo: Cal Wood · CC BY 4.0

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

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