White-headed Petrel vs Antarctic Petrel
Pterodroma lessonii 对比 Thalassoica antarctica
Side-by-Side Comparison
| 属性 | White-headed Petrel | Antarctic Petrel |
|---|---|---|
| 学名 | Pterodroma lessonii | Thalassoica antarctica |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 60.7 cm (23.9 in) | 59.2 cm (23.3 in) |
| 体重 | 695.0 g (24.52 oz) | 658.3333333333334 g (23.22 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
White-headed Petrel
Least Concern
Antarctic Petrel
About These Birds
White-headed Petrel
43 cm, wingspan 109 cm. Large petrel with white head, grey back, and white underparts; dark upperwing. Breeds Kerguelen, Macquarie, Auckland, and Antipodes islands. Ranges in subantarctic to temperate Southern Ocean. Feeds on squid and fish; nocturnal at colonies.
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.