Pied-winged Swallow vs Collared Sand Martin

Hirundo leucosoma 对比 Riparia riparia

Side-by-Side Comparison

属性 Pied-winged Swallow Collared Sand Martin
学名 Hirundo leucosoma Riparia riparia
Passeriformes Passeriformes
Hirundinidae Hirundinidae
保护状况 Least Concern Least Concern
体长
翼展 19.6 cm (7.7 in) 20.4 cm (8.0 in)
体重 17.6 g (0.62 oz) 13.700000000000001 g (0.48 oz)
食性 -- --
产卵数 4 2-7
Population Trend

Habitat Comparison

共同栖息地

Pied-winged Swallow only

Collared Sand Martin only

保护状况

Least Concern

Pied-winged Swallow

Least Concern

Collared Sand Martin

About These Birds

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。

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