Pigeon Guillemot vs Black Guillemot
Cepphus columba so với Cepphus grylle
Side-by-Side Comparison
| Thuộc Tính | Pigeon Guillemot | Black Guillemot |
|---|---|---|
| Tên Khoa Học | Cepphus columba | Cepphus grylle |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Alcidae | Alcidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 34,7 cm (13.7 in) | 30,8 cm (12.1 in) |
| Khối Lượng | 493,6666666666667 g (17.41 oz) | 421,8666666666666 g (14.88 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Least Concern
Pigeon Guillemot
Least Concern
Black Guillemot
About These Birds
Pigeon Guillemot
Pigeon Guillemot, 30–36 cm, breeds on rocky shorelines of the North Pacific from California to Alaska and Kamchatka. Black plumage with white wing patch bisected by a black bar; red feet and mouth lining. Benthic diver; takes crabs, shrimp, and bottom fish. Partially migratory; short coastal movements.
Black Guillemot
Black Guillemot, 30–32 cm, is a compact North Atlantic alcid, distinctive in summer: entirely black with bold white wing patches and vivid red feet. Resident on rocky Arctic and boreal shores year-round; does not undertake long pelagic migrations. Dives to 50 m for blennies and sand eels near shore.