Chilean Skua vs Great Skua

Catharacta chilensis compared with Catharacta skua

Side-by-Side Comparison

Attribute Chilean Skua Great Skua
Scientific Name Catharacta chilensis Catharacta skua
Order Charadriiformes Charadriiformes
Family Stercorariidae Stercorariidae
Conservation Status Least Concern Least Concern
Length
Wingspan 75.9 cm (29.9 in) 78.9 cm (31.1 in)
Weight 1387.5 g (48.94 oz) 1370.0 g (48.33 oz)
Diet -- --
Clutch Size 1-2 1-2
Population Trend

Habitat Comparison

Shared Habitats

Chilean Skua only

None

Great Skua only

None

Conservation Status

Least Concern

Chilean Skua

Least Concern

Great Skua

About These Birds

Chilean Skua

Chilean Skua, 52–58 cm, is a large, heavily built skua of southernmost South America and Cape Horn islands. Warm reddish-brown tones, pale face. Predator and scavenger at penguin and cormorant colonies; piracy also common. Partially migratory; winters at sea in the Pacific and Atlantic.

Great Skua

Great Skua, 50–58 cm, wingspan 125–140 cm, is a powerful pirate of the North Atlantic, breeding in Iceland, Faroe Islands, and Scotland. Dark brown with white wing flashes. Attacks gannets and kittiwakes to steal fish; also kills other seabirds outright. Winters pelagically in the Atlantic.

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