Hutton's Shearwater vs Balearic Shearwater
Puffinus huttoni 比較対象 Puffinus mauretanicus
Side-by-Side Comparison
| 属性 | Hutton's Shearwater | Balearic Shearwater |
|---|---|---|
| 学名 | Puffinus huttoni | Puffinus mauretanicus |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Endangered | Critically Endangered |
| 体長 | — | — |
| 翼開長 | 41.8 cm (16.5 in) | 48.4 cm (19.1 in) |
| 体重 | 345.4166666666667 g (12.18 oz) | 514.8 g (18.16 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Endangered
Hutton's Shearwater
Critically Endangered
Balearic Shearwater
About These Birds
Hutton's Shearwater
38 cm. Dark above; white below; larger than Fluttering Shearwater. Breeds only in alpine zone of Kaikoura Ranges, South Island, New Zealand. Endangered; very restricted inland breeding range unique among shearwaters; feeds at sea in Tasman Sea and off south Australia.
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.