Tenggara Swiftlet vs White-collared Swift
Collocalia sumbawae 对比 Streptoprocne zonaris
Side-by-Side Comparison
| 属性 | Tenggara Swiftlet | White-collared Swift |
|---|---|---|
| 学名 | Collocalia sumbawae | Streptoprocne zonaris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Apodidae | Apodidae |
| 保护状况 | Not Evaluated | Least Concern |
| 体长 | — | — |
| 翼展 | — | 42.5 cm (16.7 in) |
| 体重 | 5.9 g (0.21 oz) | 106.45 g (3.75 oz) |
| 食性 | Aerial plankton specialist catching tiny flies, gnats, and airborne spiders in tight acrobatic flight. | Obligate aerial insectivore; gathers small flying insects, winged ants, and airborne spiders during flight. |
| 产卵数 | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Tenggara Swiftlet
Very high thin twittering; rapid 'tsit' notes over Sumbawa; echolocation clicks used in limestone caves; call among the highest frequency of any swiftlet species
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
Tenggara Swiftlet
Endemic to the Lesser Sundas of Indonesia including Sumbawa, Flores, and Timor. Resident in open forest and savanna at low elevations.
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
Tenggara Swiftlet
White-collared Swift
How to Tell Them Apart
Tenggara Swiftlet
Tiny; dark blue-black upperparts with green gloss; pale whitish-buff rump band; dark sooty-grey underparts; Lesser Sunda Islands endemic; extremely similar to Glossy Swiftlet but restricted to eastern Indonesian islands.
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
Tenggara Swiftlet
松巴哇金丝燕(Collocalia sumbawae)是一种体长9-10厘米的小型金丝燕，为印度尼西亚小巽他群岛（松巴哇岛、弗洛勒斯岛、松巴岛）特有种。深色有光泽羽毛。空中捕食昆虫，在洞穴和岩壁上筑巢。
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。