Arctic Loon vs Red-throated Loon
Gavia arctica 对比 Gavia stellata
Side-by-Side Comparison
| 属性 | Arctic Loon | Red-throated Loon |
|---|---|---|
| 学名 | Gavia arctica | Gavia stellata |
| 目 | Gaviiformes | Gaviiformes |
| 科 | Gaviidae | Gaviidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 57.2 cm (22.5 in) | 55.1 cm (21.7 in) |
| 体重 | 2955.0 g (104.23 oz) | 1816.6666666666667 g (64.08 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-3 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Arctic Loon
Least Concern
Red-throated Loon
About These Birds
Arctic Loon
Arctic Loon, 58–73 cm, breeds across Eurasian boreal and Arctic lakes from Scotland to Siberia, wintering on European and Asian coasts. Black head with green iridescence, bold white flank patch, chequered black-and-white back in breeding plumage. Piscivore; dives to 60 m. Migratory.
Red-throated Loon
红喉潜鸟（约2公斤）是体型最小的潜鸟，繁殖于北极和亚北极湖泊，在沿海地区越冬。繁殖羽具有砖红色喉斑。以鱼类为食，善于潜水捕猎。无危；在北极地区广布，但某些越冬种群面临来自油污和渔网的威胁。