White-vented Plumeleteer vs Rufous-booted Racket-tail
Chalybura buffonii เปรียบเทียบกับ Ocreatus addae
Side-by-Side Comparison
| คุณสมบัติ | White-vented Plumeleteer | Rufous-booted Racket-tail |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Chalybura buffonii | Ocreatus addae |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Not Evaluated |
| ความยาว | — | — |
| กว้างปีก | 12.8 cm (5.0 in) | — |
| น้ำหนัก | 6.75 g (0.24 oz) | 3.0 g (0.11 oz) |
| อาหาร | Feeds on nectar from lowland forest flowers in Colombia and Venezuela. Supplements with insects and … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
White-vented Plumeleteer only
ไม่มี
Rufous-booted Racket-tail only
ไม่มี
Song & Call Comparison
White-vented Plumeleteer
Melodic, descending two-note whistle; pure warm tones stepping down smoothly, given persistently from perch.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
White-vented Plumeleteer
Found in humid forests from Panama to Venezuela and Ecuador. Resident in lowland and foothill forest undergrowth.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
สถานะการอนุรักษ์
White-vented Plumeleteer
Rufous-booted Racket-tail
How to Tell Them Apart
White-vented Plumeleteer
Red-crested Bustard: males with brilliant red crest; white underparts; brown-vermiculated above; pale streaked; sexually dimorphic
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
White-vented Plumeleteer
A medium-sized hummingbird (11-12 cm) found in humid forests from Panama to Venezuela and Ecuador. Green plumage with white vent. Feathered leg puffs. Nectarivore of forest undergrowth. Named after the French naturalist Buffon.
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.