Böhm's Spinetail vs White-collared Swift
Neafrapus boehmi 比較対象 Streptoprocne zonaris
Side-by-Side Comparison
| 属性 | Böhm's Spinetail | White-collared Swift |
|---|---|---|
| 学名 | Neafrapus boehmi | Streptoprocne zonaris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 24.0 cm (9.4 in) | 42.5 cm (16.7 in) |
| 体重 | 16.225 g (0.57 oz) | 106.45 g (3.75 oz) |
| 食性 | Aerial diet of small flying insects and spiders; forages at speed over forest and open … | Obligate aerial insectivore; gathers small flying insects, winged ants, and airborne spiders during flight. |
| 一腹卵数 | 2-3 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Böhm's Spinetail
Soft, high twittering with delicate sibilant quality; rapid flutter of tiny notes almost insect-like in pitch and rhythm.
White-collared Swift
Loud, screaming 'shreee-shreee'; powerful screeching trill; calls from large flocks over mountains; very audible; one of the loudest Neotropical swifts; alarm a harsh rattle
Geographic Range & Migration
Böhm's Spinetail
Found in Central and East Africa from Cameroon east to Tanzania and Mozambique. Resident in open forest; often associated with baobab trees.
White-collared Swift
Found from Mexico south through Central America to South America east of the Andes, reaching Bolivia and southern Brazil. Often in large flocks.
保全状況
Böhm's Spinetail
White-collared Swift
How to Tell Them Apart
Böhm's Spinetail
Small; dark brown-black upperparts; white rump patch; pale whitish underparts; very short stubby tail with prominent spiny tips; East African savanna species; tiny bat-like fluttering flight aided by extremely short …
White-collared Swift
Large; glossy blue-black plumage with bold broad white collar encircling entire neck; collar clean and complete; underparts black; large slightly forked tail; among the most recognisable Neotropical swifts due to …
About These Birds
Böhm's Spinetail
A small swift (9-10 cm) of miombo woodland and open savanna across eastern and southern Africa. Dark plumage with a white rump and belly. Short, spine-tipped tail. Aerial insectivore with distinctive fluttering, bat-like flight low over the treetops.
White-collared Swift
ホワイトカラードスウィフトはラテンアメリカ全域の山岳地帯に広く分布し、白い首輪が特徴的な大型のアマツバメである。