Spectacled Guillemot vs Japanese Murrelet
Cepphus carbo 对比 Synthliboramphus wumizusume
Side-by-Side Comparison
| 属性 | Spectacled Guillemot | Japanese Murrelet |
|---|---|---|
| 学名 | Cepphus carbo | Synthliboramphus wumizusume |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Alcidae | Alcidae |
| 保护状况 | Least Concern | Vulnerable |
| 体长 | — | — |
| 翼展 | 38.4 cm (15.1 in) | 24.0 cm (9.4 in) |
| 体重 | 480.0 g (16.93 oz) | 171.6 g (6.05 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Spectacled Guillemot
Vulnerable
Japanese Murrelet
About These Birds
Spectacled Guillemot
海番鸭（黑海雀）(Cepphus carbo)，体长约38厘米。繁殖期体羽黑色，翅上具白色翼镜；冬羽上体黑色，下体白色。嘴黑色，腿红色。分布于北太平洋，繁殖于日本、朝鲜半岛和俄罗斯远东海岸。以小鱼和甲壳动物为食。
Japanese Murrelet
Japanese Murrelet, 26–28 cm, is a Vulnerable alcid endemic to Japan, breeding on rocky islets in the Pacific. Black head with a small white supercilium stripe; grey back. Nests in rock crevices; chicks led to sea while still tiny. Piscivore; threatened by gill-net bycatch and feral predators on islands.