Razorbill vs Ancient Murrelet
Alca torda 对比 Synthliboramphus antiquus
Side-by-Side Comparison
| 属性 | Razorbill | Ancient Murrelet |
|---|---|---|
| 学名 | Alca torda | Synthliboramphus antiquus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Alcidae | Alcidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 41.9 cm (16.5 in) | 27.1 cm (10.7 in) |
| 体重 | 646.6666666666666 g (22.81 oz) | 208.16666666666666 g (7.34 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Razorbill
Least Concern
Ancient Murrelet
About These Birds
Razorbill
刀嘴海雀(Alca torda),体长37-39厘米,是一种大西洋海雀,喙深而侧扁,横贯白色纵纹。属海雀科(Alcidae),在大西洋岩石海岸繁殖,是大海雀(已灭绝)在现存海雀中关系最密切的近亲。
Ancient Murrelet
Ancient Murrelet, 24–27 cm, breeds in burrows on North Pacific islands from British Columbia to Japan. Black hood, grey back, white underparts with yellow bill. Nocturnal at colonies to avoid predators. Chicks lead-march to sea within days of hatching — abandoning the nest very early. Planktivore and piscivore.