Large and stocky black-and-white seabird with a thick bill. Nonbreeding birds are dark above and white below with a white throat and lower face.© Lucas Bobay | Macaulay LibraryNorth Carolina, January 17, 2015
Stocky seabird with a thick bill and short rounded tail. Nonbreeding birds have white on the throat and the lower part of the face.© Ryan Schain | Macaulay LibraryMassachusetts, December 16, 2011
Dives from the surface while foraging for schooling fish such as cod and smelt. Also feeds on bottom-dwelling fish, squid, amphipods, and shrimp.© DAVID BROWN | Macaulay LibraryNunavut, June 08, 2005
Breeding adult© Christoph Moning | Macaulay LibrarySvalbard, June 11, 2015
Stocky seabird that typically flies just above surface.© Brian Sullivan | Macaulay LibraryAlaska, August 30, 2004
Nests along coastal cliffs in colonies. Black above and white below with a thin white line extending from the base of the bill. Note silver wing linings on underwings.© Sonja Ross | Macaulay LibraryCukotskij avtonomnyj okrug, August 18, 2015
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