Rufous-booted Racket-tail vs Tawny-bellied Hermit
Ocreatus addae ile kıyaslandığında Phaethornis syrmatophorus
Side-by-Side Comparison
| Özellik | Rufous-booted Racket-tail | Tawny-bellied Hermit |
|---|---|---|
| Bilimsel Ad | Ocreatus addae | Phaethornis syrmatophorus |
| Takım | Caprimulgiformes | Caprimulgiformes |
| Familya | Trochilidae | Trochilidae |
| Koruma Durumu | Not Evaluated | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | — | 12,2 cm (4.8 in) |
| Ağırlık | 3,0 g (0.11 oz) | 7,35 g (0.26 oz) |
| Beslenme | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Nectarivore with elongated bill suited to pendant tubular flowers. Gleans small spiders and mites from … |
| Kuluçka Büyüklüğü | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Rufous-booted Racket-tail only
Hiçbiri
Tawny-bellied Hermit only
Hiçbiri
Song & Call Comparison
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Tawny-bellied Hermit
High, crystalline twittering with silvery quality; rapid light notes cascading brightly in animated aerial display sequences.
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.
Tawny-bellied Hermit
Found on the eastern Andean slope in Colombia, Ecuador, and Peru in foothill and lower montane forest. 700–1,800 m elevation.
Koruma Durumu
Rufous-booted Racket-tail
Tawny-bellied 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
Tawny-bellied Hermit
Stripe-throated Hermit: iridescent violet-blue throat in males; metallic bronze-green above; white postocular stripe; white-spotted throat
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.
Tawny-bellied Hermit
A medium-sized hermit hummingbird (13-15 cm) found in Andean cloud forests from Colombia to Peru at 1,200-2,500 m elevation. Green plumage with tawny-buff belly and long, curved bill. Nectarivore of montane forest undergrowth, visiting Heliconia and other tubular flowers.