Gould's Brilliant vs Rufous-booted Racket-tail
Heliodoxa aurescens 比較対象 Ocreatus addae
Side-by-Side Comparison
| 属性 | Gould's Brilliant | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Heliodoxa aurescens | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 12.2 cm (4.8 in) | — |
| 体重 | 5.975 g (0.21 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore of Ecuadorian and Peruvian cloud forest; aggressively defends Ericaceae patches. Takes small insects for … | 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
Gould's Brilliant
Soft, pure whistle with tremulous quality; gentle wavering note given quietly from shaded perch in dense thicket.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Gould's Brilliant
Found in Amazonian lowland forest from Colombia and Venezuela south through Ecuador, Peru, and Bolivia to Brazil. 0–1,000 m.
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
Gould's Brilliant
Rufous-booted Racket-tail
How to Tell Them Apart
Gould's Brilliant
Black-backed Thornbill (alt): tiny; males with brilliant violet gorget; metallic green above; white flanks; females plain 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
Gould's Brilliant
アマゾン流域の縁辺から隣接するアンデスの麓（標高200〜1,200 m）にかけての低地・丘陵林に生息するハチドリ（体長11〜12 cm）。雄は光沢のある緑色の羽衣と紫色の尾基部を持つ。林縁・二次林の蜜食性。フクロウハチドリの仲間。
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.