Australian Gull-billed Tern vs Black-tailed Gull
Gelochelidon macrotarsa 对比 Larus crassirostris
Side-by-Side Comparison
| 属性 | Australian Gull-billed Tern | Black-tailed Gull |
|---|---|---|
| 学名 | Gelochelidon macrotarsa | Larus crassirostris |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 61.1 cm (24.1 in) | 72.8 cm (28.7 in) |
| 体重 | 246.66666666666666 g (8.70 oz) | 675.0 g (23.81 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Australian Gull-billed Tern
Least Concern
Black-tailed Gull
About These Birds
Australian Gull-billed Tern
Australian Gull-billed Tern, 38–42 cm, is a large, heavy-billed tern endemic to Australia, breeding in arid inland wetlands. Pale grey above, white below, with a robust black bill. Takes insects, small reptiles, and crabs rather than diving for fish. Nomadic in response to inland rainfall.
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。