Grey Noddy vs Heermann's Gull
Anous albivittus 对比 Larus heermanni
Side-by-Side Comparison
| 属性 | Grey Noddy | Heermann's Gull |
|---|---|---|
| 学名 | Anous albivittus | Larus heermanni |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Near Threatened |
| 体长 | — | — |
| 翼展 | 40.4 cm (15.9 in) | 67.2 cm (26.5 in) |
| 体重 | 67.0 g (2.36 oz) | 448.26666666666665 g (15.81 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Grey Noddy
Near Threatened
Heermann's Gull
About These Birds
Grey Noddy
Grey Noddy is a small tern-like seabird, 28–32 cm, found across the central and western Pacific on tropical oceanic islands. Pale grey overall with a white crown; nests colonially on ledges. Piscivore, plunge-dives for small fish near reef flats. Pelagic when not breeding.
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。