Brown Skua vs Arctic Jaeger
Catharacta antarctica مقارنةً بـ Stercorarius parasiticus
Side-by-Side Comparison
| السمة | Brown Skua | Arctic Jaeger |
|---|---|---|
| الاسم العلمي | Catharacta antarctica | Stercorarius parasiticus |
| الرتبة | Charadriiformes | Charadriiformes |
| الفصيلة | Stercorariidae | Stercorariidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 80,3 cm (31.6 in) | 62,1 cm (24.4 in) |
| الوزن | 1591,6666666666667 g (56.14 oz) | 459,0 g (16.19 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
Brown Skua
Least Concern
Arctic Jaeger
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.
Arctic Jaeger
Arctic Jaeger (Parasitic Jaeger), 41–46 cm plus tail, is the commonest jaeger, breeding across Arctic tundra and wintering in tropical and subtropical seas. Highly piratical; pursues terns and gulls relentlessly to steal fish. Polymorphic: pale and dark morphs occur. Circumglobal migration through all oceans.