Dusky Crag Martin
Ptyonoprogne concolor
The dusky crag martin is 13 cm (5 in) long with a broad body, wings and tail. It has sooty-brown upperparts and slightly paler underparts, with a streaked pale dull rufous chin, throat and foreneck. The tail is short and square, with small white patches near the tips of all but the central and outermost pairs of feathers. The underwing coverts are dark brown, the eyes are brown, the small bill is mainly black, and the legs are brownish-pink. The sexes are alike, but juveniles have rufous grey tips to the plumage of the upperparts and wings.
ID text from Wikipedia, CC BY-SA 4.0
Large Rock Martin
Ptyonoprogne fuligula
The large rock martin of the nominate subspecies P. f. fuligula is 12–15 cm (4.7–5.9 in) long, with earth-brown upperparts and a short square tail that has small white patches near the tips of all but the central and outermost pairs of feathers. It has a cinnamon chin, throat, upper breast and underwing coverts, with the rest of the underparts being a similar brown to the upperparts. The eyes are brown, the small bill is mainly black, and the legs are brownish-pink. The sexes are similar in appearance, but juveniles have pale edges to the upperparts and flight feathers.
ID text from Wikipedia, CC BY-SA 4.0
Learn this pair in BeakBrain
Photo and call practice, free in any browser.
Play BeakBrainPhotos and recordings are credited to their authors under the licence shown. Full profiles: Dusky Crag Martin and Large Rock Martin.