Black-tailed Gull vs Little Tern
Larus crassirostris 对比 Sternula albifrons
Side-by-Side Comparison
| 属性 | Black-tailed Gull | Little Tern |
|---|---|---|
| 学名 | Larus crassirostris | Sternula albifrons |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 72.8 cm (28.7 in) | 33.9 cm (13.3 in) |
| 体重 | 675.0 g (23.81 oz) | 55.0 g (1.94 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Black-tailed Gull
Least Concern
Little Tern
About These Birds
Black-tailed Gull
黑尾鸥以日本为中心分布于东亚沿岸，以猫叫声为特征的大型鸥类。
Little Tern
Little Tern is one of the world's smallest terns, 21–25 cm, breeding along coastlines and rivers across Europe, Asia, Africa, and Australia. White below, grey above, with a yellow bill tipped black and a white forehead patch. Hovers and plunge-dives for small fish. Migratory; winters in tropical coasts.