Marbled Murrelet vs Black Guillemot
Brachyramphus marmoratus 对比 Cepphus grylle
Side-by-Side Comparison
| 属性 | Marbled Murrelet | Black Guillemot |
|---|---|---|
| 学名 | Brachyramphus marmoratus | Cepphus grylle |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Alcidae | Alcidae |
| 保护状况 | Endangered | Least Concern |
| 体长 | — | — |
| 翼展 | 24.7 cm (9.7 in) | 30.8 cm (12.1 in) |
| 体重 | 215.98333333333335 g (7.62 oz) | 421.8666666666666 g (14.88 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Endangered
Marbled Murrelet
Least Concern
Black Guillemot
About These Birds
Marbled Murrelet
Marbled Murrelet, 24–25 cm, nests on the mossy branches of old-growth forest in western North America — one of the few seabirds to nest miles inland without excavating a burrow. Threatened; dependent on old-growth Douglas-fir and redwood. Piscivore; dives for sand lance near shore. Endangered.
Black Guillemot
白翅斑海雀 (Cepphus grylle)，体长约30–35厘米。繁殖期全身黑色，翅上有大白斑；冬羽上体黑白杂色，下体白色。腿鲜红色，嘴黑色。广泛分布于北大西洋和北冰洋沿岸。以鱼类和甲壳动物潜水捕食，在岩石缝隙中营巢。