Hawaiian Petrel vs Heinroth's Shearwater
Pterodroma sandwichensis ile kıyaslandığında Puffinus heinrothi
Side-by-Side Comparison
| Özellik | Hawaiian Petrel | Heinroth's Shearwater |
|---|---|---|
| Bilimsel Ad | Pterodroma sandwichensis | Puffinus heinrothi |
| Takım | Procellariiformes | Procellariiformes |
| Familya | Procellariidae | Procellariidae |
| Koruma Durumu | Endangered | Vulnerable |
| Uzunluk | — | — |
| Kanat Açıklığı | 54,3 cm (21.4 in) | 35,7 cm (14.1 in) |
| Ağırlık | 479,5 g (16.91 oz) | 82,0 g (2.89 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Hiçbiri
Hawaiian Petrel only
Heinroth's Shearwater only
Hiçbiri
Koruma Durumu
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.