Medium-sized seabird with a thin bill. Breeding adults are entirely black with white wing patches.
Medium-sized seabird with a thin bill. Nonbreeding birds have smudgy black-and-white bodies with variable amounts of white on the head and underparts.
Black overall with white wing patches bisected by a black bar.
Black seabird of rocky coastlines with white wing patches.
Breeding birds have bright red legs and feet.
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A medium-sized seabird with a small head and medium-length, sharply pointed bill. The neck and tail are fairly short; the wings are short and narrow (helps with “flying” underwater).
Larger than a Pied-billed Grebe, smaller than a Common Murre.
crow-sizedOrnithologists recognize five subspecies that differ mostly in size: eureka in Oregon and California; adianta from Washington to the central Aleutians; kaiurka in the west-central Aleutians and the Commander Islands; columba from the Bering Strait to the Kamchatka Peninsula of Russia. The subspecies of Pigeon Guillemot that inhabits the Kuril Islands of Japan, snowi, has little to no white in the upperwing, unlike other subspecies.
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