Amazilia Hummingbird vs Black-bellied Thorntail
Amazilis amazilia 对比 Discosura langsdorffi
Side-by-Side Comparison
| 属性 | Amazilia Hummingbird | Black-bellied Thorntail |
|---|---|---|
| 学名 | Amazilis amazilia | Discosura langsdorffi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | — | 7.0 cm (2.8 in) |
| 体重 | 5.066666666666666 g (0.18 oz) | 3.2 g (0.11 oz) |
| 食性 | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … | Nectarivore visiting diverse canopy flowers in humid Amazonian forest. Takes small arthropods in aerial hover-gleaning. |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Amazilia Hummingbird
Buzzy, high-pitched trill with insect-like quality; rapid sustained vibration barely distinguishable from insects.
Black-bellied Thorntail
Deep, hollow churring with resonant character; prolonged low buzzing sound vibrating persistently through dense foliage.
Geographic Range & Migration
Amazilia Hummingbird
Found in arid coastal lowlands of western Peru and Ecuador. Resident in desert scrub and river valleys.
Black-bellied Thorntail
Found in lowland Amazonian forest from southeastern Colombia south through Ecuador and Peru to Bolivia. 100–600 m.
保护状况
Amazilia Hummingbird
Black-bellied Thorntail
How to Tell Them Apart
Amazilia Hummingbird
Coucal (Celebes): dark glossy black above; rufous wings; pale buff below; long dark tail; red eye; Sulawesi island endemic coucal
Black-bellied Thorntail
Red-tailed Comet: males with glittering green gorget; brilliant coppery-bronze crown; metallic green back; reddish tail; females duller
About These Birds
Amazilia Hummingbird
秘鲁蜂鸟（Amazilis amazilia），体长9-10厘米，分布于秘鲁和厄瓜多尔西部干燥沿海低地。体羽绿色，下体浅色。属蜂鸟科（Trochilidae），是南美洲西部海岸的特有种。
Black-bellied Thorntail
A tiny hummingbird (7-8 cm plus extended tail feathers) found in lowland forests from eastern Colombia through Amazonia to Bolivia and Brazil. Males have dark belly and long, wire-like outer tail feathers with racket tips. Nectarivore of forest canopy and edges.