Philippine Spinetail vs White-collared Swift
Mearnsia picina مقارنةً بـ Streptoprocne zonaris
Side-by-Side Comparison
| السمة | Philippine Spinetail | White-collared Swift |
|---|---|---|
| الاسم العلمي | Mearnsia picina | Streptoprocne zonaris |
| الرتبة | Caprimulgiformes | Caprimulgiformes |
| الفصيلة | Apodidae | Apodidae |
| حالة الحفاظ | Near Threatened | Least Concern |
| الطول | — | — |
| طول الجناح | 32,3 cm (12.7 in) | 42,5 cm (16.7 in) |
| الوزن | 11,5 g (0.41 oz) | 106,45 g (3.75 oz) |
| النظام الغذائي | 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. |
| عدد البيض في الوضع | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Philippine Spinetail
High-pitched, buzzy twittering; sharp 'tsit-tsit' in fast low-level flight over Philippine forest; calls rapidly in tight flocks; distinctive wing sound in fast aerial display
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
Philippine Spinetail
Endemic to the Philippines, found on Mindanao and adjacent southern islands. Resident in lowland and hill forest and edge. Uncommon.
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.
حالة الحفاظ
Philippine Spinetail
White-collared Swift
How to Tell Them Apart
Philippine Spinetail
Tiny but long-winged; dark blackish-brown overall; pale grey-white throat and chin; short spiny tail projections visible at close range; Philippine endemic; small size contrasts with proportionally very long scythe-like wings.
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
Philippine Spinetail
A large spinetail swift (12-13 cm) endemic to the Philippines. Dark plumage with short, spine-tipped tail feathers. Aerial insectivore, foraging over lowland and montane forest. Colonial nester in tree hollows and cliff crevices. Uncommon and poorly studied.
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.