Rufous-booted Racket-tail vs Long-tailed Hermit
Ocreatus addae so với Phaethornis superciliosus
Side-by-Side Comparison
| Thuộc Tính | Rufous-booted Racket-tail | Long-tailed Hermit |
|---|---|---|
| Tên Khoa Học | Ocreatus addae | Phaethornis superciliosus |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Not Evaluated | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 11,7 cm (4.6 in) |
| Khối Lượng | 3,0 g (0.11 oz) | 5,15 g (0.18 oz) |
| Chế Độ Ăn | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Nectarivore of dense undergrowth flowers. Regularly hawks small flying insects and gleans spiders to meet … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Long-tailed Hermit
Thin, sibilant hissing trill; continuous soft buzz with slight pulsing quality, issued during slow hovering near blossoms.
Geographic Range & Migration
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Long-tailed Hermit
Found in lowland humid forest from Colombia and Venezuela east through the Guianas and south through Amazonian Brazil. 0–700 m.
Tình Trạng Bảo Tồn
Rufous-booted Racket-tail
Long-tailed Hermit
How to Tell Them Apart
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
Long-tailed Hermit
Black-crested Coquette: males with elongated black-tipped rufous crest; iridescent green gorget; white collar; females with rufous crown
About These Birds
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.
Long-tailed Hermit
A large hermit hummingbird (15-17 cm) found in humid lowland forests from Venezuela through the Guianas to northern Brazil. Green plumage with long, curved bill and very long, white-tipped central tail feathers. Nectarivore of forest undergrowth. Males gather in singing leks.