Spectacled Guillemot vs Craveri's Murrelet
Cepphus carbo so với Synthliboramphus craveri
Side-by-Side Comparison
| Thuộc Tính | Spectacled Guillemot | Craveri's Murrelet |
|---|---|---|
| Tên Khoa Học | Cepphus carbo | Synthliboramphus craveri |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Alcidae | Alcidae |
| Tình Trạng Bảo Tồn | Least Concern | Vulnerable |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 38,4 cm (15.1 in) | 23,9 cm (9.4 in) |
| Khối Lượng | 480,0 g (16.93 oz) | 150,5 g (5.31 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Least Concern
Spectacled Guillemot
Vulnerable
Craveri's Murrelet
About These Birds
Spectacled Guillemot
Spectacled Guillemot, 36–38 cm, breeds on rocky coasts and sea cliffs of the western North Pacific from Kamchatka to Japan. Sooty black with white spectacle patches around the eye; red feet. Coastal diver; feeds on fish and crustaceans near rocky reefs. Sedentary; stays close to breeding coast year-round.
Craveri's Murrelet
Craveri's Murrelet, 21–23 cm, breeds on Gulf of California islands, dispersing into the Pacific after breeding. Darkest Synthliboramphus murrelet; less white on face than Scripps's. Near Threatened; small population threatened by introduced predators on nesting islands and bycatch in gill nets.