Black Tern
(Chlidonias niger) Gulls, Terns and Skimmers (Laridae)
dk: Sortterne es: Charrán Negro
2317 (5 photos) 2013-08-03 Valle de las Garzas (laguna), Manzanillo, Colima (Col), Mexico
Basic plumage. A flock of 180 birds arrived from the ocean? to forage in the lagoon. Don't know how normal it is to see this many birds away from the sea.
2318 (1 photos) 2013-08-03 Valle de las Garzas (laguna), Manzanillo, Colima (Col), Mexico
Basic plumage. One from the same flock as the day before, see 2317.
2316 (18 photos) 2016-02-28 Lo de Marcos, Nayarit (Nay), Mexico
Basic plumage. A single bird present. Small and compact, with dark back and wings and dark legs separates it from the only similar species, Common Tern - young bird. But the character unique to the species is the dark patch that continues from the the back down in front of the wing.