Wire-crested Thorntail vs Sword-billed Hummingbird
Discosura popelairii เปรียบเทียบกับ Ensifera ensifera
Side-by-Side Comparison
| คุณสมบัติ | Wire-crested Thorntail | Sword-billed Hummingbird |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Discosura popelairii | Ensifera ensifera |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 6.6 cm (2.6 in) | 15.3 cm (6.0 in) |
| น้ำหนัก | 2.5 g (0.09 oz) | 12.75 g (0.45 oz) |
| อาหาร | Nectarivore of lowland tropical forest; forages high in canopy at flowering bromeliads and epiphytes. Supplements … | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … |
| จำนวนไข่ | -- | -- |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Wire-crested Thorntail only
ไม่มี
Sword-billed Hummingbird only
Song & Call Comparison
Wire-crested Thorntail
Rapid, light twittering with crystalline quality; bright airy notes cascading freely in animated display above canopy.
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
Geographic Range & Migration
Wire-crested Thorntail
Found on the eastern Andean slope in Colombia, Ecuador, Peru, and far western Brazil. 200–1,400 m elevation.
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
สถานะการอนุรักษ์
Wire-crested Thorntail
Sword-billed Hummingbird
How to Tell Them Apart
Wire-crested Thorntail
Bronze-tailed Comet: males with brilliant coppery-orange crown; glittering teal gorget; metallic green back; bronze tail; females duller
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
About These Birds
Wire-crested Thorntail
A tiny hummingbird (7-8 cm plus extended tail wires in males, total 12-13 cm). Males have a spectacular erect green crest and long, wire-like outer tail feathers. Found in Andean foothill forests from Colombia to Peru. Nectarivore. One of the most ornate hummingbirds.
Sword-billed Hummingbird
A remarkable hummingbird (14-15 cm body) with a bill as long as its body (8-10 cm), the longest bill relative to body size of any bird. Found in Andean cloud forests from Venezuela to Bolivia at 1,700-3,500 m. The extraordinarily long bill evolved to feed on deep tubular Passiflora flowers.