Pink-footed Shearwater vs Chatham Islands Petrel
Ardenna creatopus 对比 Pterodroma axillaris
Side-by-Side Comparison
| 属性 | Pink-footed Shearwater | Chatham Islands Petrel |
|---|---|---|
| 学名 | Ardenna creatopus | Pterodroma axillaris |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保护状况 | Vulnerable | Vulnerable |
| 体长 | — | — |
| 翼展 | 64.8 cm (25.5 in) | 42.4 cm (16.7 in) |
| 体重 | 718.0 g (25.33 oz) | 226.25 g (7.98 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Vulnerable
Pink-footed Shearwater
Vulnerable
Chatham Islands 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.
Chatham Islands Petrel
30 cm. Small; dark grey above with white forehead and underparts; distinctive black axillaries. Critically Endangered; breeds only South East Island, Chatham Islands (few hundred pairs). Threatened by weka predation; intensive management sustains population. Ranges in temperate Pacific.