Brown-backed Needletail vs Black Spinetail
Hirundapus giganteus เปรียบเทียบกับ Telacanthura melanopygia
Side-by-Side Comparison
| คุณสมบัติ | Brown-backed Needletail | Black Spinetail |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Hirundapus giganteus | Telacanthura melanopygia |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Apodidae | Apodidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 40.6 cm (16.0 in) | 32.4 cm (12.8 in) |
| น้ำหนัก | 145.0 g (5.11 oz) | 52.0 g (1.83 oz) |
| อาหาร | Aerial insectivore feeding on tiny flies, beetles, and ballooning spiders in rapid powerful aerial pursuit. | High-speed aerial insectivore catching small flying insects and aerial spiders during fast sustained flight. |
| จำนวนไข่ | 3-5 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Brown-backed Needletail
Rough, buzzy chatter with intermittent higher squeaks; coarse twittering delivered continuously throughout aerial foraging.
Black Spinetail
Deep, resonant chattering with gravelly undertones; series of rough churring notes interspersed with sharp screaming calls.
Geographic Range & Migration
Brown-backed Needletail
Found from India and Sri Lanka through Southeast Asia to Borneo and the Philippines. Resident in lowland and hill forest, soaring over ridges.
Black Spinetail
Found in West and Central Africa from Nigeria and Cameroon east to Uganda. Resident in lowland rainforest and forest edge.
สถานะการอนุรักษ์
Brown-backed Needletail
Black Spinetail
How to Tell Them Apart
Brown-backed Needletail
Very large; dark brown upperparts with bronze gloss; no pale back saddle unlike congeners; white throat patch; white undertail coverts; short spiny tail; largest Hirundapus; brown rather than black overall …
Black Spinetail
Large; entirely black plumage with slight gloss; black rump unlike white-rumped congeners; underparts dark; spiny tail; West African forest species; all-black coloration with no contrasting markings distinguishes it from all …
About These Birds
Brown-backed Needletail
A very large needletail swift (22-25 cm), the largest swift in Asia. Dark brown plumage with a paler brown back. Spine-tipped tail. Found in montane forests from India to Southeast Asia. Aerial insectivore with powerful flight. Often seen soaring over mountain ridges.
Black Spinetail
A medium-sized spinetail swift (14-15 cm) of lowland rainforests in West and Central Africa. All-dark plumage. Spine-tipped tail for bracing against tree trunks. Aerial insectivore, foraging above the forest canopy. Nests inside hollow trees. Uncommon and seldom observed.