Great Skua
Image: Matthew Florez (cc-by-nc)
NameGreat Skua
Common NameGreat Skua
Scientific NameStercorarius skua
FamilyStercorariidae
Wingspan (cm)132.5
Length (cm)54
Weight (g)1450
Plumage DetailsAdults are uniformly dark brown with variable streaking, particularly on the underparts. A key identifying feature is the prominent white flash at the base of the primary feathers, visible on the underwing and upperwing during flight.
Vocalization / CallVocalizations include harsh, guttural 'skua-skua' calls, often given when agitated or defending territory, and a rapid 'kek-kek-kek' series.
Primary Dietcarnivore
Primary Habitatsopen ocean, coastal, moorland, tundra, rocky islands
Conservation Statusleast-concern
Geographic RangeBreeds in the North Atlantic, including Iceland, the Faroe Islands, Norway, Scotland, and Greenland. It migrates south for the winter, ranging across the Atlantic Ocean to the coasts of Africa and South America.
Identifying FeaturesLarge, robust build, Overall dark brown plumage, Prominent white wing flashes (visible in flight), Heavy, hooked bill, Aggressive, predatory behavior
Description
The Great Skua is a large, robust seabird with a powerful build, typically seen flying low over the ocean. It is known for its aggressive, predatory behavior, often harassing other seabirds to steal their catch or preying on chicks and eggs.
