Large Saint Helena Petrel vs Heinroth's Shearwater
Pterodroma rupinarum ile kıyaslandığında Puffinus heinrothi
Side-by-Side Comparison
| Özellik | Large Saint Helena Petrel | Heinroth's Shearwater |
|---|---|---|
| Bilimsel Ad | Pterodroma rupinarum | Puffinus heinrothi |
| Takım | Procellariiformes | Procellariiformes |
| Familya | Procellariidae | Procellariidae |
| Koruma Durumu | Extinct | Vulnerable |
| Uzunluk | — | — |
| Kanat Açıklığı | — | 35,7 cm (14.1 in) |
| Ağırlık | — | 82,0 g (2.89 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | -- | -- |
| Population Trend | — | — |
Koruma Durumu
Extinct
Large Saint Helena Petrel
Vulnerable
Heinroth's Shearwater
About These Birds
Large Saint Helena Petrel
Extinct; known only from subfossil bones found on St. Helena. Medium-large petrel that went extinct within the last few centuries, likely due to human settlement, habitat destruction, and introduced predators. Related to living Pterodroma species; part of the endemic St. Helena avifauna.
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.