MacGillivray's Prion vs Balearic Shearwater
Pachyptila macgillivrayi 比較対象 Puffinus mauretanicus
Side-by-Side Comparison
| 属性 | MacGillivray's Prion | Balearic Shearwater |
|---|---|---|
| 学名 | Pachyptila macgillivrayi | Puffinus mauretanicus |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Critically Endangered | Critically Endangered |
| 体長 | — | — |
| 翼開長 | 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 | -- | -- |
| 一腹卵数 | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Critically Endangered
MacGillivray's Prion
Critically Endangered
Balearic Shearwater
About These Birds
MacGillivray's Prion
25–27 cm. Medium-billed prion intermediate between Broad-billed and Fairy prions; pale blue-grey with dark M-mark. Breeds St. Paul and Amsterdam islands in southern Indian Ocean. Very restricted range; feeds on zooplankton and small crustaceans at sea surface.
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.