Brown Skua vs Chilean Skua

Catharacta antarctica compared with Catharacta chilensis

Side-by-Side Comparison

Attribute Brown Skua Chilean Skua
Scientific Name Catharacta antarctica Catharacta chilensis
Order Charadriiformes Charadriiformes
Family Stercorariidae Stercorariidae
Conservation Status Least Concern Least Concern
Length
Wingspan 80.3 cm (31.6 in) 75.9 cm (29.9 in)
Weight 1591.6666666666667 g (56.14 oz) 1387.5 g (48.94 oz)
Diet -- --
Clutch Size 2 1-2
Population Trend

Habitat Comparison

Shared Habitats

None

Brown Skua only

None

Chilean Skua only

Conservation Status

Least Concern

Brown Skua

Least Concern

Chilean Skua

About These Birds

Brown Skua

Brown Skua, 52–64 cm, is a powerful sub-Antarctic predator breeding on islands from the Falklands to New Zealand's subantarctic islands. Dark brown throughout; massive hook-tipped bill. Predates penguin and petrel chicks; piracy and scavenging common. Winters at sea across the Southern Ocean.

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.

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