Black-capped Swallow vs Tawny-headed Swallow

Black-capped Swallow

Atticora pileata

Tiny12 gForest

The black-capped swallow is about 11.5 to 13.5 cm (4.5 to 5.3 in) long and weighs about 12 g (0.42 oz). The sexes have the same plumage. Adults have a glossy black head with brown-speckled white cheeks and throat. Their back is sepia brown, their rump a darker brown, and their uppertail coverts dark sooty brown. Their tail longish, forked, and dull sooty black. Their wing's lesser coverts are black to brownish black, their secondary and inner greater coverts are dark grayish brown, and their flight feathers brownish black. Voice: The black-capped swallow's calls "include a buzzy electric pzzzzzeeet! and a more liquid pweeet-pweeet".

ID text from Wikipedia, CC BY-SA 4.0

Photo: Richard Bowdler Sharpe · Public domain

Tawny-headed Swallow

Alopochelidon fucata

Tiny14 gGrassland

This swallow is relatively small, usually measuring 12 cm (4.7 in) and weighing 13–15 g (0.46–0.53 oz). It has a black bill that usually measures 6.6–8.1 mm (0.26–0.32 in). It has a mostly brownish-black crown, with tawny-rufous edges. It also has a tawny-rufous coloured forehead, eyebrow, and hindcrown, which transition into its cinnamon-buff ear coverts, sides of the head, throat, and breast. It has dark brown lores and brown irides. The rest of the upperparts are gray-brown, with a paler rump.

ID text from Wikipedia, CC BY-SA 4.0

Photo: Julia Ariadna · CC0

Photos and recordings are credited to their authors under the licence shown. Full profiles: Black-capped Swallow and Tawny-headed Swallow.