Amethyst Woodstar vs Rufous-booted Racket-tail
Calliphlox amethystina verglichen mit Ocreatus addae
Side-by-Side Comparison
| Merkmal | Amethyst Woodstar | Rufous-booted Racket-tail |
|---|---|---|
| Wissenschaftlicher Name | Calliphlox amethystina | Ocreatus addae |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Not Evaluated |
| Länge | — | — |
| Flügelspannweite | 7,0 cm (2.8 in) | — |
| Gewicht | 2,9 g (0.10 oz) | 3,0 g (0.11 oz) |
| Ernährung | Nectarivore visiting small flowers at forest edges and clearings; insect-like flight. Catches tiny flies and … | 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
Amethyst Woodstar
High, crystalline notes in ascending phrase; clear bright musical tones climbing smoothly in lively morning song.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Amethyst Woodstar
Widespread in open habitats from Bolivia and Brazil south to Argentina, Paraguay, and Uruguay. Sea level to 1,200 m.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Erhaltungsstatus
Amethyst Woodstar
Rufous-booted Racket-tail
About These Birds
Amethyst Woodstar
A tiny hummingbird (7-8 cm) found in humid forests from eastern Colombia and Venezuela through Amazonia to Brazil, Bolivia, and Argentina. Males have an amethyst-purple throat. Nectarivore of forest edges and clearings. One of the most widespread woodstars.
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.