Pink-footed Shearwater vs Beck's Petrel
Ardenna creatopus 对比 Pseudobulweria becki
Side-by-Side Comparison
| 属性 | Pink-footed Shearwater | Beck's Petrel |
|---|---|---|
| 学名 | Ardenna creatopus | Pseudobulweria becki |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保护状况 | Vulnerable | Critically Endangered |
| 体长 | — | — |
| 翼展 | 64.8 cm (25.5 in) | 47.6 cm (18.7 in) |
| 体重 | 718.0 g (25.33 oz) | 185.0 g (6.53 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Vulnerable
Pink-footed Shearwater
Critically Endangered
Beck's Petrel
About These Birds
Pink-footed Shearwater
48 cm, wingspan 109 cm. Large shearwater; brown above, white below with pink feet; dusky underwing border. Breeds Juan Fernandez and Mocha islands, Chile; migrates to North Pacific. Vulnerable; threatened by introduced predators and longline bycatch. Feeds on fish and squid.
Beck's Petrel
29 cm. Small; dark brown above and on breast; white belly. Critically Endangered; known from only two specimens collected 1928–1929 in the Solomon Islands and Bismarck Sea. No confirmed breeding site. Possibly nests on remote Pacific islands; one of the world's least-known birds.