Lesser Noddy vs Heermann's Gull
Anous tenuirostris 对比 Larus heermanni
Side-by-Side Comparison
| 属性 | Lesser Noddy | Heermann's Gull |
|---|---|---|
| 学名 | Anous tenuirostris | Larus heermanni |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保护状况 | Least Concern | Near Threatened |
| 体长 | — | — |
| 翼展 | 42.4 cm (16.7 in) | 67.2 cm (26.5 in) |
| 体重 | 106.35 g (3.75 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
Lesser Noddy
Near Threatened
Heermann's Gull
About These Birds
Lesser Noddy
Lesser Noddy: 30–34 cm, smaller and darker than Brown Noddy with a whiter cap sharply demarcated from the dark body and a slender bill. Breeds colonially in mangroves and low bushes on islands of the tropical Indian Ocean and western Pacific. Feeds on small fish and invertebrates by dipping to sea surface. Wingspan 58–63 cm. Partly migratory.
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。