Purple-crowned Fairy vs Rufous-booted Racket-tail
Heliothryx barroti verglichen mit Ocreatus addae
Side-by-Side Comparison
| Merkmal | Purple-crowned Fairy | Rufous-booted Racket-tail |
|---|---|---|
| Wissenschaftlicher Name | Heliothryx barroti | Ocreatus addae |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Not Evaluated |
| Länge | — | — |
| Flügelspannweite | 12,8 cm (5.0 in) | — |
| Gewicht | 5,48 g (0.19 oz) | 3,0 g (0.11 oz) |
| Ernährung | Nectarivore specializing in high canopy flowers and bromeliads. Pierces flower bases to rob nectar; supplements … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| Gelegegröße | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Purple-crowned Fairy
Buzzy, insect-like trill sustained monotonously; continuous high-frequency vibration with little dynamic range throughout.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Purple-crowned Fairy
Found in lowland humid forest from southern Mexico through Central America to western Ecuador and western Colombia. 0–800 m.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Erhaltungsstatus
Purple-crowned Fairy
Rufous-booted Racket-tail
How to Tell Them Apart
Purple-crowned Fairy
White-tailed Goldenthroat: males with glittering golden-green gorget; metallic green above; white-tipped tail; females green with spotted 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
Purple-crowned Fairy
A slender, elegant hummingbird (11-13 cm) with a long, deeply forked tail. Green upperparts, purple crown, and immaculate white underparts. Found in humid forests from southern Mexico to western Ecuador. Nectarivore of forest canopy. Named fairy for its delicate, floating flight.
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.