Purple Needletail vs Chestnut-collared Swift
Hirundapus celebensis 对比 Streptoprocne rutila
Side-by-Side Comparison
| 属性 | Purple Needletail | Chestnut-collared Swift |
|---|---|---|
| 学名 | Hirundapus celebensis | Streptoprocne rutila |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 42.7 cm (16.8 in) | 26.0 cm (10.2 in) |
| 体重 | 186.5 g (6.58 oz) | 21.8 g (0.77 oz) |
| 食性 | Catches aerial plankton of small insects and spiders in fast sweeping flight; roosts in rock … | Entirely airborne feeder on tiny flies, gnats, and airborne arachnids; one of the most aerial … |
| 产卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Purple Needletail
Thin, penetrating screech with piercing quality; rapid trilling notes cascading steeply, cutting through jungle noise effectively.
Chestnut-collared Swift
High, screaming trill; rapid 'scree-scree' in flight; shrill and penetrating; calls over Neotropical mountains and canyon edges; alarm a rapid screeching chatter
Geographic Range & Migration
Purple Needletail
Found on Sulawesi, the Philippines, and adjacent islands in Wallacea. Resident in lowland and hill forest, foraging over forest and open areas.
Chestnut-collared Swift
Found from Mexico and the Caribbean south through Central America and South America to Argentina. Resident in highlands near mountain cliffs.
保护状况
Purple Needletail
Chestnut-collared Swift
How to Tell Them Apart
Purple Needletail
Very large; dark black-brown upperparts with intense purple gloss on back and wing coverts; white throat patch; white undertail coverts; short spiny tail; Sulawesi endemic and the heaviest needletail; stunning …
Chestnut-collared Swift
Dark blackish-brown body with diagnostic rich chestnut collar encircling entire neck; collar bold and complete; underparts slightly paler brown; small swift with striking warm-toned neck band contrasting vividly with dark …
About These Birds
Purple Needletail
苏拉威西针尾雨燕是印度尼西亚苏拉威西岛的特有雨燕，属针尾雨燕属。体型较大，飞行速度极快，尾羽具坚硬的针状羽轴。以飞行昆虫为食，在空中度过大部分时间，栖息于热带森林和开阔地带。
Chestnut-collared Swift
栗领雨燕栖息于中美洲和南美洲北部的山地。