Bee Hummingbird vs Rufous-booted Racket-tail
Mellisuga helenae 比較対象 Ocreatus addae
Side-by-Side Comparison
| 属性 | Bee Hummingbird | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Mellisuga helenae | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Near Threatened | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 5.6 cm (2.2 in) | — |
| 体重 | 2.1 g (0.07 oz) | 3.0 g (0.11 oz) |
| 食性 | World's smallest bird; feeds on nectar from tiny Cuban flowers and catches minuscule spiders and … | 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
Bee Hummingbird
Pure, bell-like descending phrase; clear resonant tones stepping smoothly down in musical sequence at dusk.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Bee Hummingbird
Endemic to Cuba. Found across the island in forests, gardens, and coastal vegetation from sea level to moderate elevations.
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
Bee Hummingbird
Rufous-booted Racket-tail
How to Tell Them Apart
Bee Hummingbird
Canivet's Emerald: males with iridescent violet gorget; metallic green above; white underparts; forked tail; females green; spots
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
Bee Hummingbird
キューバ固有のミツバチドリ（エレナハチドリ）。世界最小の鳥の1つで、体長5〜6cm、体重2g以下。雄は輝く緑と赤の羽毛が特徴的。花の蜜と小昆虫を食べる。低危険種。
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.