Brown Skua vs Arctic Jaeger
Catharacta antarctica в сравнении с Stercorarius parasiticus
Side-by-Side Comparison
| Характеристика | Brown Skua | Arctic Jaeger |
|---|---|---|
| Научное название | Catharacta antarctica | Stercorarius parasiticus |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Stercorariidae | Stercorariidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 80,3 cm (31.6 in) | 62,1 cm (24.4 in) |
| Масса | 1591,6666666666667 g (56.14 oz) | 459,0 g (16.19 oz) |
| Питание | -- | -- |
| Размер кладки | 2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
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.