Australian Gull-billed Tern vs Heermann's Gull
Gelochelidon macrotarsa 对比 Larus heermanni
Side-by-Side Comparison
| 属性 | Australian Gull-billed Tern | Heermann's Gull |
|---|---|---|
| 学名 | Gelochelidon macrotarsa | Larus heermanni |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Near Threatened |
| 体长 | — | — |
| 翼展 | 61.1 cm (24.1 in) | 67.2 cm (26.5 in) |
| 体重 | 246.66666666666666 g (8.70 oz) | 448.26666666666665 g (15.81 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Australian Gull-billed Tern
Near Threatened
Heermann's 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.
Heermann's Gull
赫尔曼鸥在加利福尼亚海岸和下加利福尼亚半岛岛屿繁殖，以暗色体色和红色嘴为特征。