Morfo branco adulto © Brad Imhoff eBird S77893483 Macaulay Library ML 290513131
Morfo azul adulto © Charles Hundertmark
Morfo intermediário adulto © Simon Boivin
Morfo branco adulto © Darren Clark
Morfo branco juvenil © Levi Plummer
+ 6
Morfo azul juvenil © Suzanne Labbé
Morfo azul adulto e morfo branco adulto © Martina Nordstrand
Morfo azul adulto (com Canada Goose) © Fred Jennings
Morfo branco adulto e morfo azul adulto © Joshua Covill
Bando © Marky Mutchler

Ganso-das-neves Anser caerulescens

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Identificação

FORNECIDA POR MERLIN

Medium-sized goose with two strikingly different color morphs. White morph generally more common. Adults have black wingtips, pink bill and legs, and often show yellowish staining on the head. Juveniles have dull brownish bill and legs and variable grayish smudging on body and wings. Dark morph adults are dark slaty-gray with a white face; juveniles are entirely dark. Typically found in flocks, sometimes numbering into the thousands, but individuals may be found with other geese species. Occurs in fields, marshes, and lakes during migration and winter; breeds on Arctic tundra. Compare with Ross’s Goose, which is like a cuter miniature version of Snow Goose. Pay attention to the bill: Snow Goose has a longer bill with a more curved border where it meets the face, and a more pronounced dark “grin patch” (but beware, Ross’s can show a small grin patch too!).

FORNECIDA POR MERLIN