Streaked Shearwater vs Antarctic Petrel
Calonectris leucomelas เปรียบเทียบกับ Thalassoica antarctica
Side-by-Side Comparison
| คุณสมบัติ | Streaked Shearwater | Antarctic Petrel |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Calonectris leucomelas | Thalassoica antarctica |
| อันดับ | Procellariiformes | Procellariiformes |
| วงศ์ตระกูล | Procellariidae | Procellariidae |
| สถานะการอนุรักษ์ | Near Threatened | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 63.8 cm (25.1 in) | 59.2 cm (23.3 in) |
| น้ำหนัก | 530.5 g (18.71 oz) | 658.3333333333334 g (23.22 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
สถานะการอนุรักษ์
Near Threatened
Streaked Shearwater
Least Concern
Antarctic Petrel
About These Birds
Streaked Shearwater
48 cm, wingspan 122 cm. Large shearwater; brown-streaked white head and neck; brown above, white below. Breeds Japan and islands of East Asia; migrates south to Australia and Indian Ocean. Feeds on fish and squid; forms large flocks; the most abundant shearwater in NW Pacific.
Antarctic Petrel
40–46 cm, wingspan 100–110 cm. Striking chocolate-brown and white pattern; only member of its genus. Breeds solely in Antarctica on cliff ledges; among the most southerly-nesting birds. Feeds on fish and krill beneath pack ice. Returns to colonies in October; one of the most abundant Antarctic seabirds.