Chilean Skua vs Pomarine Jaeger

Catharacta chilensis compared with Stercorarius pomarinus

Side-by-Side Comparison

Attribute Chilean Skua Pomarine Jaeger
Scientific Name Catharacta chilensis Stercorarius pomarinus
Order Charadriiformes Charadriiformes
Family Stercorariidae Stercorariidae
Conservation Status Least Concern Least Concern
Length
Wingspan 75.9 cm (29.9 in) 70.2 cm (27.6 in)
Weight 1387.5 g (48.94 oz) 760.5 g (26.83 oz)
Diet -- --
Clutch Size 1-2 2
Population Trend

Habitat Comparison

Shared Habitats

Chilean Skua only

None

Pomarine Jaeger only

Conservation Status

Least Concern

Chilean Skua

Least Concern

Pomarine Jaeger

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.

Pomarine Jaeger

Pomarine Jaeger, 46–51 cm plus twisted spoon-shaped central tail feathers, is the largest of the three small jaegers. Breeds on Russian and Canadian Arctic tundra; lemming-dependent on breeding grounds. Heavily built; pirates food from other seabirds at sea and scavenges at whale carcasses. Pelagic in winter.

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