Pink-footed Shearwater vs Northern Giant Petrel
Ardenna creatopus 对比 Macronectes halli
Side-by-Side Comparison
| 属性 | Pink-footed Shearwater | Northern Giant Petrel |
|---|---|---|
| 学名 | Ardenna creatopus | Macronectes halli |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | — |
| 翼展 | 64.8 cm (25.5 in) | 99.6 cm (39.2 in) |
| 体重 | 718.0 g (25.33 oz) | 4362.5 g (153.88 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Vulnerable
Pink-footed Shearwater
Least Concern
Northern Giant 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.
Northern Giant Petrel
80–95 cm, wingspan 150–200 cm. Resembles Southern Giant Petrel but bill tip is reddish-brown; lacks white morph. Breeds subantarctic islands (South Georgia, Macquarie, Auckland). Ranges north into subtropics; scavenges offal and carrion at sea. Near Threatened due to longline bycatch.