Heermann's Gull vs Yellow-billed Tern
Larus heermanni 对比 Sternula superciliaris
Side-by-Side Comparison
| 属性 | Heermann's Gull | Yellow-billed Tern |
|---|---|---|
| 学名 | Larus heermanni | Sternula superciliaris |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 67.2 cm (26.5 in) | 33.8 cm (13.3 in) |
| 体重 | 448.26666666666665 g (15.81 oz) | 47.800000000000004 g (1.69 oz) |
| 食性 | -- | -- |
| 产卵数 | 1-2 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Near Threatened
Heermann's Gull
Least Concern
Yellow-billed Tern
About These Birds
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。
Yellow-billed Tern
Yellow-billed Tern, 22–24 cm, is a freshwater tern of the Amazon and Orinoco river systems in South America. Yellow bill and legs, grey back, black cap. Piscivore; hovers over rivers and lakes, diving for small fish. Resident year-round along major tropical waterways.