Chatham Islands Oystercatcher vs Variable Oystercatcher
Haematopus chathamensis so với Haematopus unicolor
Side-by-Side Comparison
| Thuộc Tính | Chatham Islands Oystercatcher | Variable Oystercatcher |
|---|---|---|
| Tên Khoa Học | Haematopus chathamensis | Haematopus unicolor |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Haematopodidae | Haematopodidae |
| Tình Trạng Bảo Tồn | Endangered | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 50,4 cm (19.8 in) | 54,1 cm (21.3 in) |
| Khối Lượng | 580,0 g (20.46 oz) | 683,1666666666666 g (24.10 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Chatham Islands Oystercatcher only
Không
Variable Oystercatcher only
Không
Tình Trạng Bảo Tồn
Endangered
Chatham Islands Oystercatcher
Least Concern
Variable Oystercatcher
About These Birds
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.
Variable Oystercatcher
Variable Oystercatcher (Haematopus unicolor) is a large 46–49 cm oystercatcher endemic to New Zealand's coastline. Plumage ranges from all-black to pied (black and white) within the same population. Orange-red bill; pink legs. Inhabits rocky and sandy shores around both main islands and offshore islands. Feeds on bivalves, worms, and crustaceans.