Violet-fronted Brilliant vs Rufous-booted Racket-tail
Heliodoxa leadbeateri เปรียบเทียบกับ Ocreatus addae
Side-by-Side Comparison
| คุณสมบัติ | Violet-fronted Brilliant | Rufous-booted Racket-tail |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Heliodoxa leadbeateri | Ocreatus addae |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Not Evaluated |
| ความยาว | — | — |
| กว้างปีก | 13.4 cm (5.3 in) | — |
| น้ำหนัก | 7.183333333333334 g (0.25 oz) | 3.0 g (0.11 oz) |
| อาหาร | Nectarivore of Colombian and Venezuelan cloud forest; visits Ericaceae and Passiflora. Gleans small insects from … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Violet-fronted Brilliant only
ไม่มี
Rufous-booted Racket-tail only
ไม่มี
Song & Call Comparison
Violet-fronted Brilliant
Broad, resonant whistle with bold projection; deep pure tone ringing out powerfully across open montane forest.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Violet-fronted Brilliant
Widespread in Andean foothill and cloud forest from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 400–2,000 m.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
สถานะการอนุรักษ์
Violet-fronted Brilliant
Rufous-booted Racket-tail
How to Tell Them Apart
Violet-fronted Brilliant
Rufous-shafted Woodstar: males with glittering violet gorget; metallic green above; rufous-shafted tail; females green above; 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
Violet-fronted Brilliant
A medium-sized hummingbird (12-13 cm) found in Andean cloud forests from Venezuela to Bolivia at 400-2,200 m. Males have a brilliant violet forehead. Nectarivore of montane forest and forest edges. Widespread in the Andean foothills.
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.