Sabine's Spinetail vs White-collared Swift
Rhaphidura sabini в сравнении с Streptoprocne zonaris
Side-by-Side Comparison
| Характеристика | Sabine's Spinetail | White-collared Swift |
|---|---|---|
| Научное название | Rhaphidura sabini | Streptoprocne zonaris |
| Отряд | Caprimulgiformes | Caprimulgiformes |
| Семейство | Apodidae | Apodidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 24,7 cm (9.7 in) | 42,5 cm (16.7 in) |
| Масса | 17,75 g (0.63 oz) | 106,45 g (3.75 oz) |
| Питание | Aerial insectivore feeding on tiny flies, beetles, and ballooning spiders in rapid powerful aerial pursuit. | Obligate aerial insectivore; gathers small flying insects, winged ants, and airborne spiders during flight. |
| Размер кладки | 2-3 | 2 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Sabine's Spinetail only
White-collared Swift only
Нет
Song & Call Comparison
Sabine's Spinetail
Faint, needle-thin whistle tapering at the end; soft twittering interspersed with clicking flight notes, barely audible.
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
Sabine's Spinetail
Found in West and Central Africa from Sierra Leone east to the DRC and Uganda. Resident in lowland rainforest and forest edge.
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.
Охранный статус
Sabine's Spinetail
White-collared Swift
How to Tell Them Apart
Sabine's Spinetail
Small; dark blackish-brown upperparts; white rump patch; underparts pale grey-white; short spiny tail; West African rainforest species; closely resembles Silver-rumped Spinetail but purer white rump with less silvery sheen.
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
Sabine's Spinetail
A small spinetail swift (11-12 cm) of lowland forests across West and Central Africa. Dark plumage with a white rump patch. Spine-tipped tail. Aerial insectivore, often seen foraging over forest canopy in mixed-species swift flocks. Nests in hollow trees.
White-collared Swift
A very large swift (20-22 cm, wingspan 45-55 cm) with a bold white collar band, the largest New World swift. Found from Mexico to southern Brazil and the Caribbean. Aerial insectivore, foraging in large, noisy flocks over forests and cities. Nests behind waterfalls and in caves.