Barn Swallow vs Collared Sand Martin
Hirundo rustica 对比 Riparia riparia
Side-by-Side Comparison
| 属性 | Barn Swallow | Collared Sand Martin |
|---|---|---|
| 学名 | Hirundo rustica | Riparia riparia |
| 目 | Passeriformes | Passeriformes |
| 科 | Hirundinidae | Hirundinidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 19.0 cm (7.5 in) | — |
| 翼展 | 33.0 cm (13.0 in) | 20.4 cm (8.0 in) |
| 体重 | 19.0 g (0.67 oz) | 13.700000000000001 g (0.48 oz) |
| 食性 | Aerial insects caught in continuous agile flight, including flies, beetles, moths, and aphids. Drinks by … | -- |
| 产卵数 | 2-7 | 2-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Barn Swallow
Open farmland, meadows, and areas near water. Nests almost exclusively in human-made structures such as barns, bridges, and eaves.
Song & Call Comparison
Barn Swallow
A rapid, twittering song: a long stream of 'vit-vit-vit' and rolling chirps. Also gives a sharp 'vit' flight call. Song can last many minutes without pause. Musical and liquid.
Collared Sand Martin
Geographic Range & Migration
Barn Swallow
Breeds across the Northern Hemisphere in North America, Europe, and Asia. Winters in South America, Africa, and South Asia.
Collared Sand Martin
保护状况
Barn Swallow
Collared Sand Martin
How to Tell Them Apart
Barn Swallow
Metallic blue-black upperparts, rufous forehead and throat, and pale buff to rufous underparts. Deeply forked tail with elongated outer streamers.
Short, wide, flat black bill adapted for catching insects in flight
Collared Sand Martin
About These Birds
Barn Swallow
The barn swallow is the most widespread swallow species in the world and has one of the longest migrations of any passerine. Its arrival signals spring across the Northern Hemisphere, inspiring cultural references from ancient Greece to modern poetry. Barn swallows have become almost entirely dependent on human structures for nesting.
Collared Sand Martin
崖沙燕（约14克）是欧洲最小的燕科鸟类，在沙质河岸和砾石坑壁上筑群居洞巢。广布于北半球，越冬于非洲和亚洲南部。以空中昆虫为食。无危；分布广泛，但在欧洲因沙质河岸减少和越冬地干旱而数量有所下降。