Large Saint Helena Petrel vs Heinroth's Shearwater
Pterodroma rupinarum เปรียบเทียบกับ Puffinus heinrothi
Side-by-Side Comparison
| คุณสมบัติ | Large Saint Helena Petrel | Heinroth's Shearwater |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Pterodroma rupinarum | Puffinus heinrothi |
| อันดับ | Procellariiformes | Procellariiformes |
| วงศ์ตระกูล | Procellariidae | Procellariidae |
| สถานะการอนุรักษ์ | Extinct | Vulnerable |
| ความยาว | — | — |
| กว้างปีก | — | 35.7 cm (14.1 in) |
| น้ำหนัก | — | 82.0 g (2.89 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | -- | -- |
| Population Trend | — | — |
สถานะการอนุรักษ์
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.