Black-bellied Thorntail vs Purple-throated Carib
Discosura langsdorffi 对比 Eulampis jugularis
Side-by-Side Comparison
| 属性 | Black-bellied Thorntail | Purple-throated Carib |
|---|---|---|
| 学名 | Discosura langsdorffi | Eulampis jugularis |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 7.0 cm (2.8 in) | 14.3 cm (5.6 in) |
| 体重 | 3.2 g (0.11 oz) | 9.316666666666666 g (0.33 oz) |
| 食性 | Nectarivore visiting diverse canopy flowers in humid Amazonian forest. Takes small arthropods in aerial hover-gleaning. | Nectarivore of Caribbean island forests; bill adapted to visit Heliconia and Brugmansia. Takes small arthropods … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-bellied Thorntail
Deep, hollow churring with resonant character; prolonged low buzzing sound vibrating persistently through dense foliage.
Purple-throated Carib
Thin, sibilant twittering with airy quality; light high notes cascading softly in relaxed sequence near flowers.
Geographic Range & Migration
Black-bellied Thorntail
Found in lowland Amazonian forest from southeastern Colombia south through Ecuador and Peru to Bolivia. 100–600 m.
Purple-throated Carib
Found throughout the Lesser Antilles from Saba to Grenada. Prefers mature forest and flowering trees. Sea level to 800 m.
保护状况
Black-bellied Thorntail
Purple-throated Carib
How to Tell Them Apart
Black-bellied Thorntail
Red-tailed Comet: males with glittering green gorget; brilliant coppery-bronze crown; metallic green back; reddish tail; females duller
Purple-throated Carib
Turquoise-throated Puffleg: iridescent violet crown; glittering turquoise gorget; metallic green back; white leg puffs; females duller
About These Birds
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.
Purple-throated Carib
紫喉加勒比蜂鸟，体长11-12厘米。喉部虹彩紫色。小安的列斯群岛特有种。