Garden Emerald vs Rufous-booted Racket-tail
Chlorostilbon assimilis 比較対象 Ocreatus addae
Side-by-Side Comparison
| 属性 | Garden Emerald | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Chlorostilbon assimilis | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 9.0 cm (3.5 in) | — |
| 体重 | 3.55 g (0.13 oz) | 3.0 g (0.11 oz) |
| 食性 | Feeds on floral nectar in lowland Panama gardens and woodland. Catches small insects and spiders … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Garden Emerald
Thin, sibilant buzz with wavering quality; soft high trill with gentle tremolo effect during hover display.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Garden Emerald
Found in humid lowlands from Costa Rica to northern Colombia on the Pacific slope. Resident in gardens and second growth.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
保全状況
Garden Emerald
Rufous-booted Racket-tail
How to Tell Them Apart
Garden Emerald
Plain-bellied Emerald: males with brilliant violet gorget; metallic green above; plain whitish belly; females green above; spotted
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
About These Birds
Garden Emerald
パナマエメラルドハチドリ(Chlorostilbon assimilis)はパナマと隣接するコロンビアに生息する小型のハチドリです。体長は約8cmで、オスは鮮やかなエメラルドグリーンの体色を持ちます。低地の森林縁部や庭園、農地周辺に好んで生息します。
Rufous-booted Racket-tail
A small hummingbird (8-10 cm plus tail rackets) found in Andean cloud forests of southeastern Peru and Bolivia at 1,200-2,200 m. Males have rufous leg puffs instead of white. Recently split from Booted Racket-tail. Nectarivore of montane forest undergrowth.