Brown Skua vs Long-tailed Jaeger
Catharacta antarctica مقارنةً بـ Stercorarius longicaudus
Side-by-Side Comparison
| السمة | Brown Skua | Long-tailed Jaeger |
|---|---|---|
| الاسم العلمي | Catharacta antarctica | Stercorarius longicaudus |
| الرتبة | Charadriiformes | Charadriiformes |
| الفصيلة | Stercorariidae | Stercorariidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 80,3 cm (31.6 in) | 60,3 cm (23.7 in) |
| الوزن | 1591,6666666666667 g (56.14 oz) | 315,75 g (11.14 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
Brown Skua
Least Concern
Long-tailed 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.
Long-tailed Jaeger
Long-tailed Jaeger, 48–53 cm body plus up to 25 cm tail streamers, is the most elegant jaeger, breeding on Arctic and sub-Arctic tundra worldwide. Feeds primarily on lemmings on the breeding grounds; transitions to pelagic planktivore and piscivore on the ocean. Migrates to subantarctic waters — one of the longest migrations.