Hawaiian Petrel vs Heinroth's Shearwater
Pterodroma sandwichensis 比較対象 Puffinus heinrothi
Side-by-Side Comparison
| 属性 | Hawaiian Petrel | Heinroth's Shearwater |
|---|---|---|
| 学名 | Pterodroma sandwichensis | Puffinus heinrothi |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Endangered | Vulnerable |
| 体長 | — | — |
| 翼開長 | 54.3 cm (21.4 in) | 35.7 cm (14.1 in) |
| 体重 | 479.5 g (16.91 oz) | 82.0 g (2.89 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
保全状況
Endangered
Hawaiian Petrel
Vulnerable
Heinroth's Shearwater
About These Birds
Hawaiian Petrel
43 cm. Dark above with white forehead; white below with dark partial collar and carpal bar. Breeds high-elevation burrowing colonies on Hawaiian mountains. Vulnerable; threatened by introduced predators, light attraction, habitat loss. Migrates to northeast Pacific after breeding.
Heinroth's Shearwater
27 cm. Small dark shearwater; all sooty-brown with pale bill. Breeds Solomon Islands and Papua New Guinea. Critically Endangered; extremely poorly known with only a handful of records. Breeding biology almost completely unknown; one of the rarest and least-studied seabirds.