Murphy's Petrel vs Antarctic Petrel
Pterodroma ultima 对比 Thalassoica antarctica
Side-by-Side Comparison
| 属性 | Murphy's Petrel | Antarctic Petrel |
|---|---|---|
| 学名 | Pterodroma ultima | Thalassoica antarctica |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 52.0 cm (20.5 in) | 59.2 cm (23.3 in) |
| 体重 | 380.0 g (13.40 oz) | 658.3333333333334 g (23.22 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
保护状况
Least Concern
Murphy's Petrel
Least Concern
Antarctic Petrel
About These Birds
Murphy's Petrel
39–41 cm. Dark grey-brown above; variable pale grey below with dusky underwing. Breeds widely across central Pacific (Pitcairn, Austral, Henderson islands). Migrates to North Pacific in non-breeding season. Feeds on squid and fish; nocturnal at breeding colonies; Near Threatened.
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.