American Black Oystercatcher vs Chatham Islands Oystercatcher
Haematopus bachmani so với Haematopus chathamensis
Side-by-Side Comparison
| Thuộc Tính | American Black Oystercatcher | Chatham Islands Oystercatcher |
|---|---|---|
| Tên Khoa Học | Haematopus bachmani | Haematopus chathamensis |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Haematopodidae | Haematopodidae |
| Tình Trạng Bảo Tồn | Not Evaluated | Endangered |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 50,4 cm (19.8 in) |
| Khối Lượng | 600,25 g (21.17 oz) | 580,0 g (20.46 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-4 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
American Black Oystercatcher only
Không
Chatham Islands Oystercatcher only
Không
Tình Trạng Bảo Tồn
Not Evaluated
American Black Oystercatcher
Endangered
Chatham Islands Oystercatcher
About These Birds
American Black Oystercatcher
American Black Oystercatcher (Haematopus bachmani) is a large 42–47 cm all-dark oystercatcher of the Pacific coast of North America. Sooty black plumage; bright orange-red bill; pale pinkish legs; yellow eye with orange ring. Inhabits rocky coasts and offshore islands from Alaska south to Baja California. Feeds on mussels, limpets, and barnacles.
Chatham Islands Oystercatcher
Chatham Islands Oystercatcher (Haematopus chathamensis) is a large 47–49 cm oystercatcher endemic to the Chatham Islands, New Zealand. Black and white patterning; orange-red bill; pink legs. Critically Endangered; world population only ~440 birds. Inhabits rocky shores and sandy beaches on the Chatham Islands.