Salvin's Prion vs Balearic Shearwater
Pachyptila salvini 对比 Puffinus mauretanicus
Side-by-Side Comparison
| 属性 | Salvin's Prion | Balearic Shearwater |
|---|---|---|
| 学名 | Pachyptila salvini | Puffinus mauretanicus |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保护状况 | Least Concern | Critically Endangered |
| 体长 | — | — |
| 翼展 | 38.6 cm (15.2 in) | 48.4 cm (19.1 in) |
| 体重 | 162.5 g (5.73 oz) | 514.8 g (18.16 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Salvin's Prion
Critically Endangered
Balearic Shearwater
About These Birds
Salvin's Prion
25–28 cm, wingspan 57–63 cm. Similar to Broad-billed Prion but bill intermediate in width; blue-grey above with dark W-wing mark. Breeds Crozet and Marion islands in Indian Ocean. Feeds on crustaceans by filter-seizing at surface. Distinguished from congeners mainly by bill width.
Balearic Shearwater
30–38 cm. Brown above; variably dirty-white to brown below; often shows brown smudging on flanks. Breeds only Balearic Islands, Spain. Critically Endangered with fewer than 3,000 pairs; faces extinction. Migrates to NE Atlantic; threatened by predators, fishing bycatch, and tourist development.