Damara Tern
Sternula balaenarum
At 23 centimetres or 9.1 inches in length the Damara tern is a small, rather pale tern. In breeding plumage, the adult has a black cap extending from forehead onto the nape and a very pale grey back. In flight, it displays a black triangular wing tip which runs from the carpal joint to the tip of the wing. In non-breeding plumage the adult shows white on the forehead and crown, with a black mask around the eyes extending to the nape. Immature birds are marked with buff bars across the mantle. Voice: The calls of the Damara tern are a high-pitched, sharp "tsit tsit" and quick, harsh "kid-ick".
ID text from Wikipedia, CC BY-SA 4.0
Peruvian Tern
Sternula lorata
The Peruvian tern is a very small species with a length of about 24 cm (9.4 in). The upper half of the head and neck are black, and the remaining part of the head is white. The back, wings and tail are grey, the throat, chin and breast are white, and the chest, belly and flanks are pale grey. The under tail-coverts are white. The bill is yellow with a black tip, the irises are brown and the legs are yellowish. The pale grey underparts differentiate it from other small terns. It has a very rapid and characteristic wingbeat.
ID text from Wikipedia, CC BY-SA 4.0
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: Damara Tern and Peruvian Tern.