White-chested Swift vs Purple Needletail
Cypseloides lemosi เปรียบเทียบกับ Hirundapus celebensis
Side-by-Side Comparison
| คุณสมบัติ | White-chested Swift | Purple Needletail |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Cypseloides lemosi | Hirundapus celebensis |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Apodidae | Apodidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 30.0 cm (11.8 in) | 42.7 cm (16.8 in) |
| น้ำหนัก | 28.400000000000002 g (1.00 oz) | 186.5 g (6.58 oz) |
| อาหาร | Obligate aerial forager catching small flies, aphids, winged termites, and airborne spiders on the wing. | Catches aerial plankton of small insects and spiders in fast sweeping flight; roosts in rock … |
| จำนวนไข่ | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-chested Swift
High, thin twittering; soft 'tsit' calls in flight; calls over Colombian waterfalls; very poorly known; thin, reedy contact notes; one of most rarely documented swifts
Purple Needletail
Thin, penetrating screech with piercing quality; rapid trilling notes cascading steeply, cutting through jungle noise effectively.
Geographic Range & Migration
White-chested Swift
Known from Colombia and adjacent Ecuador. One of the world's rarest swifts; recorded at waterfalls in humid forest foothills at 500–1,200 m.
Purple Needletail
Found on Sulawesi, the Philippines, and adjacent islands in Wallacea. Resident in lowland and hill forest, foraging over forest and open areas.
สถานะการอนุรักษ์
White-chested Swift
Purple Needletail
How to Tell Them Apart
White-chested Swift
Black upperparts and wings; distinctive large white chest patch contrasting sharply with black throat and belly; white confined to central breast; Colombian endemic with unique bold bicoloured plumage unlike any …
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 …
About These Birds
White-chested Swift
A medium-sized swift (14-15 cm) endemic to the upper Cauca Valley of Colombia. Sooty-black plumage with a white breast patch. Aerial insectivore of subtropical forests. Classified as Endangered due to extremely restricted range and ongoing habitat loss.
Purple Needletail
A large needletail swift (19-20 cm) endemic to the Philippines and Sulawesi. Dark plumage with purplish gloss and a white throat patch. Spine-tipped tail. Aerial insectivore, foraging in rapid flight over montane forests. Less studied than its continental relatives.