Barau's Petrel vs Antarctic Petrel
Pterodroma baraui 对比 Thalassoica antarctica
Side-by-Side Comparison
| 属性 | Barau's Petrel | Antarctic Petrel |
|---|---|---|
| 学名 | Pterodroma baraui | Thalassoica antarctica |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保护状况 | Endangered | Least Concern |
| 体长 | — | — |
| 翼展 | 53.8 cm (21.2 in) | 59.2 cm (23.3 in) |
| 体重 | 416.5 g (14.69 oz) | 658.3333333333334 g (23.22 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Endangered
Barau's Petrel
Least Concern
Antarctic Petrel
About These Birds
Barau's Petrel
38 cm, wingspan 96 cm. Dark above with white forehead; white below with dark carpal bar and partial collar. Breeds only on Réunion; Endangered with around 4,000 pairs. Threatened by light attraction of fledglings; conservation lighting campaigns reduce strandings. Migrates to Indian Ocean.
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.