Chatham Islands Petrel vs Atlantic Petrel
Pterodroma axillaris so với Pterodroma incerta
Side-by-Side Comparison
| Thuộc Tính | Chatham Islands Petrel | Atlantic Petrel |
|---|---|---|
| Tên Khoa Học | Pterodroma axillaris | Pterodroma incerta |
| Bộ | Procellariiformes | Procellariiformes |
| Họ | Procellariidae | Procellariidae |
| Tình Trạng Bảo Tồn | Vulnerable | Endangered |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 42,4 cm (16.7 in) | 63,6 cm (25.0 in) |
| Khối Lượng | 226,25 g (7.98 oz) | 515,0 g (18.17 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Chatham Islands Petrel only
Atlantic Petrel only
Tình Trạng Bảo Tồn
Vulnerable
Chatham Islands Petrel
Endangered
Atlantic Petrel
About These Birds
Chatham Islands Petrel
30 cm. Small; dark grey above with white forehead and underparts; distinctive black axillaries. Critically Endangered; breeds only South East Island, Chatham Islands (few hundred pairs). Threatened by weka predation; intensive management sustains population. Ranges in temperate Pacific.
Atlantic Petrel
43 cm, wingspan 104 cm. Large; dark brown above with pale belly and dusky breast-band creating hooded appearance. Breeds Tristan da Cunha and Gough Island; ranges into south Atlantic and Indian Ocean. Endangered; threatened by introduced predators and longline fisheries.