Adulto em fase reprodutiva © Peter Kaestner eBird S35664265 Macaulay Library ML 57117331
Juvenil © Lisa Owens
Adulto em fase reprodutiva © Gil Ewing
Adulto em fase reprodutiva © Michael Warner
Juvenil © Shawn Billerman
+ 2
Imaturo e adulto fora de reprodução © Santiago Imberti

Swallow-tailed gull Creagrus furcatus

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Identificação

FORNECIDA POR MERLIN

The antithesis of confusing northern gulls, Swallow-tailed is stunning and distinctive. Breeding adults are mostly pearly gray with a black head, red eyering, pinkish legs, and a pale-tipped bill with a white spot at the base. In flight, note striking three-toned wing pattern with gray, white, and black. Nonbreeding adults have a white head with thick black mascara around the eye. Juveniles similar to nonbreeding adults but darker above with a scaly pattern and an entirely dark bill. Breeds on the Galapagos Islands; highly pelagic for the rest of the year, found in offshore waters as far south as central Chile. Not likely to be seen from land. Forages for squid at night.

FORNECIDA POR MERLIN