Tepui Swift vs White-collared Swift
Streptoprocne phelpsi 对比 Streptoprocne zonaris
Side-by-Side Comparison
| 属性 | Tepui Swift | White-collared Swift |
|---|---|---|
| 学名 | Streptoprocne phelpsi | Streptoprocne zonaris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 25.0 cm (9.8 in) | 42.5 cm (16.7 in) |
| 体重 | 22.240000000000002 g (0.78 oz) | 106.45 g (3.75 oz) |
| 食性 | Aerial insectivore taking small flying insects and spiders; may forage at great heights following thermal … | Obligate aerial insectivore; gathers small flying insects, winged ants, and airborne spiders during flight. |
| 产卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Tepui Swift
Sharp, rapid twittering; thin screaming 'scree-scree'; calls over tepui summits in Venezuela; higher-pitched than White-collared Swift; small size reflected in thin notes
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
Tepui Swift
Found in the tepui highlands of southern Venezuela and adjacent Guyana and Brazil above 1,000 m. Resident in Guiana Shield rocky outcrops.
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.
保护状况
Tepui Swift
White-collared Swift
How to Tell Them Apart
Tepui Swift
Dark blackish-brown overall with no white collar; slightly paler brownish-grey chin; small and compact; confined to Venezuelan tepuis; lacks the diagnostic white or chestnut collar found in most Streptoprocne swifts.
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
Tepui Swift
A medium-sized swift (15-16 cm) endemic to the tepui highlands of southern Venezuela and adjacent Guyana. Dark plumage. Aerial insectivore, foraging over tepui cliffs and forested valleys. Named after William Phelps. One of the least known Neotropical swifts.
White-collared Swift
白领雨燕广泛分布于拉丁美洲山地，以白色颈环为特征的大型雨燕。