Vanuatu petrel vs Balearic Shearwater
Pterodroma occulta 比較対象 Puffinus mauretanicus
Side-by-Side Comparison
| 属性 | Vanuatu petrel | Balearic Shearwater |
|---|---|---|
| 学名 | Pterodroma occulta | Puffinus mauretanicus |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Not Evaluated | Critically Endangered |
| 体長 | — | — |
| 翼開長 | — | 48.4 cm (19.1 in) |
| 体重 | 325.0 g (11.46 oz) | 514.8 g (18.16 oz) |
| 食性 | -- | -- |
| 一腹卵数 | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Not Evaluated
Vanuatu petrel
Critically Endangered
Balearic Shearwater
About These Birds
Vanuatu petrel
37–40 cm. Dark above with white forehead and underparts; black partial collar. Breeds Vanuatu; poorly known. Endangered or Critically Endangered with very few confirmed nests. Described as full species only in 1984; nocturnal at colonies; feeds on squid and fish in tropical Pacific.
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.