Balearic Shearwater vs Rapa Shearwater
Puffinus mauretanicus 比較対象 Puffinus myrtae
Side-by-Side Comparison
| 属性 | Balearic Shearwater | Rapa Shearwater |
|---|---|---|
| 学名 | Puffinus mauretanicus | Puffinus myrtae |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Critically Endangered | Critically Endangered |
| 体長 | — | — |
| 翼開長 | 48.4 cm (19.1 in) | 48.2 cm (19.0 in) |
| 体重 | 514.8 g (18.16 oz) | 237.5 g (8.38 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
保全状況
Critically Endangered
Balearic Shearwater
Critically Endangered
Rapa Shearwater
About These Birds
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.
Rapa Shearwater
30–33 cm. Dark above; white below. Breeds Rapa Island (French Polynesia). Critically Endangered with a very small population on a single island. Poorly known; threatened by introduced predators. Ranges in central south Pacific; one of the rarest shearwaters.