Velvet-browed Brilliant vs Rufous-booted Racket-tail
Heliodoxa xanthogonys comparado con Ocreatus addae
Side-by-Side Comparison
| Atributo | Velvet-browed Brilliant | Rufous-booted Racket-tail |
|---|---|---|
| Nombre científico | Heliodoxa xanthogonys | Ocreatus addae |
| Orden | Caprimulgiformes | Caprimulgiformes |
| Familia | Trochilidae | Trochilidae |
| Estado de conservación | Least Concern | Not Evaluated |
| Longitud | — | — |
| Envergadura | 12,6 cm (5.0 in) | — |
| Peso | 6,833333333333333 g (0.24 oz) | 3,0 g (0.11 oz) |
| Dieta | Nectarivore visiting Ericaceae, Fuchsia, and other montane flowers in Andean cloud forest. Takes small insects … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| Tamaño de la puesta | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Velvet-browed Brilliant only
Ninguno
Rufous-booted Racket-tail only
Ninguno
Song & Call Comparison
Velvet-browed Brilliant
High, shrill screaming call with carrying quality; piercing notes audible at distance across open Andean hillsides.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Velvet-browed Brilliant
Endemic to the tepuis of Venezuela and adjacent Guyana and Brazil in high-altitude forest. 1,200–2,600 m.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Estado de conservación
Velvet-browed Brilliant
Rufous-booted Racket-tail
How to Tell Them Apart
Velvet-browed Brilliant
Blue-fronted Lancebill: males with iridescent blue forehead; magenta gorget; metallic green; females green above; spotted buff below
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
Velvet-browed Brilliant
El colibrí brillante de frente dorada es un colibrí de Venezuela y el norte de Brasil. El macho tiene la frente amarillo-dorada brillante y el resto del plumaje verde. Habita en bosques húmedos de tierras bajas, tepuyes y sus estribaciones en la Guayana. Se alimenta de néctar de flores de plantas del sotobosque y dosel. Especie endémica de la región de la Guayana con distribución restringida al norte de América del Sur.
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.