American Robin vs Spotted Ground-thrush
Turdus migratorius 对比 Geokichla guttata
Side-by-Side Comparison
| 属性 | American Robin | Spotted Ground-thrush |
|---|---|---|
| 学名 | Turdus migratorius | Geokichla guttata |
| 目 | Passeriformes | Passeriformes |
| 科 | Turdidae | Turdidae |
| 保护状况 | Least Concern | Vulnerable |
| 体长 | 25.0 cm (9.8 in) | — |
| 翼展 | 36.0 cm (14.2 in) | 23.3 cm (9.2 in) |
| 体重 | 77.0 g (2.72 oz) | 63.833333333333336 g (2.25 oz) |
| 食性 | Earthworms, insects, and fruit. Famously hunts earthworms on lawns by running, stopping, and tilting its … | -- |
| 产卵数 | 2-4 | 1-3 |
| Population Trend | — | — |
Size Comparison
Body Length
American Robin
25.0 cm
Spotted Ground-thrush
—
翼展
American Robin
36.0 cm
Spotted Ground-thrush
23.3 cm
体重
American Robin
77.0 g
Spotted Ground-thrush
63.833333333333336 g
Habitat Comparison
American Robin
Lawns, parks, gardens, farmland, and forest edges. One of the most familiar birds in suburban North America.
Song & Call Comparison
American Robin
鸣唱
A clear, caroling song of 2-3 note phrases: 'cheerily, cheer-up, cheerio'. Sings from dawn perches. Sharp 'tut-tut-tut' alarm call and thin 'seeee' flight note.
Spotted Ground-thrush
Geographic Range & Migration
American Robin
North America from Alaska and Canada to Mexico. Northern populations migrate south in winter; southern populations are largely resident.
Spotted Ground-thrush
保护状况
Least Concern
American Robin
Vulnerable
Spotted Ground-thrush
How to Tell Them Apart
American Robin
羽毛
Dark grey-brown upperparts with a warm brick-red breast and belly. White eye-ring and streaked white throat. Female slightly paler.
喙
Bright yellow bill with a dark tip
Spotted Ground-thrush
About These Birds
American Robin
美洲鸫（学名Turdus migratorius）被广泛视为北美春天的使者。尽管名为"知更鸟"（robin），实为鸫科（Turdidae）成员，与欧洲知更鸟无近缘关系。雄鸟胸部橙红色，头部黑色，体长约25厘米。食蚯蚓和浆果，常见于草坪和公园。