White-chinned Petrel vs Balearic Shearwater
Procellaria aequinoctialis 比較対象 Puffinus mauretanicus
Side-by-Side Comparison
| 属性 | White-chinned Petrel | Balearic Shearwater |
|---|---|---|
| 学名 | Procellaria aequinoctialis | Puffinus mauretanicus |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Vulnerable | Critically Endangered |
| 体長 | — | — |
| 翼開長 | 76.5 cm (30.1 in) | 48.4 cm (19.1 in) |
| 体重 | 1432.5 g (50.53 oz) | 514.8 g (18.16 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Vulnerable
White-chinned Petrel
Critically Endangered
Balearic Shearwater
About These Birds
White-chinned Petrel
51–58 cm, wingspan 134–147 cm. Large black petrel with distinctive white chin patch and ivory-yellow bill with black marks. Breeds South Georgia, Falklands, Prince Edward, Crozet, Kerguelen. Vulnerable; one of the most common longline bycatch victims in Southern Ocean.
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.