South Polar Skua vs Pomarine Jaeger
Catharacta maccormicki comparado com Stercorarius pomarinus
Side-by-Side Comparison
| Atributo | South Polar Skua | Pomarine Jaeger |
|---|---|---|
| Nome científico | Catharacta maccormicki | Stercorarius pomarinus |
| Ordem | Charadriiformes | Charadriiformes |
| Família | Stercorariidae | Stercorariidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 77,4 cm (30.5 in) | 70,2 cm (27.6 in) |
| Peso | 1315,0 g (46.39 oz) | 760,5 g (26.83 oz) |
| Dieta | -- | -- |
| Tamanho da postura | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
South Polar Skua only
Nenhum
Pomarine Jaeger only
Estado de conservação
Least Concern
South Polar Skua
Least Concern
Pomarine Jaeger
About These Birds
South Polar Skua
Gaivotão polar de 50–55 cm com plumagem variável de clara a escura, reproduz na Antártida e migra para o hemisfério norte durante o verão boreal.
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.