Little Auk vs Ancient Murrelet
Alle alle 对比 Synthliboramphus antiquus
Side-by-Side Comparison
| 属性 | Little Auk | Ancient Murrelet |
|---|---|---|
| 学名 | Alle alle | Synthliboramphus antiquus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Alcidae | Alcidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 23.2 cm (9.1 in) | 27.1 cm (10.7 in) |
| 体重 | 170.0 g (6.00 oz) | 208.16666666666666 g (7.34 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Little Auk
Least Concern
Ancient Murrelet
About These Birds
Little Auk
小海雀（Alle alle），体长17-19厘米，大量繁殖于北极高纬度地区，数亿只聚集于格陵兰和斯瓦尔巴特群岛的悬崖。属海雀科（Alcidae），是北大西洋数量最多的海鸟之一，以浮游甲壳类动物为食。
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.