Costa's Hummingbird vs Rufous-booted Racket-tail
Calypte costae comparado com Ocreatus addae
Side-by-Side Comparison
| Atributo | Costa's Hummingbird | Rufous-booted Racket-tail |
|---|---|---|
| Nome científico | Calypte costae | Ocreatus addae |
| Ordem | Caprimulgiformes | Caprimulgiformes |
| Família | Trochilidae | Trochilidae |
| Estado de conservação | Least Concern | Not Evaluated |
| Comprimento | — | — |
| Envergadura | 8,9 cm (3.5 in) | — |
| Peso | 3,4000000000000004 g (0.12 oz) | 3,0 g (0.11 oz) |
| Dieta | Nectarivore of Mojave Desert scrub, favouring desert lavender and sage. Supplements nectar with insects and … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| Tamanho da postura | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Nenhum
Costa's Hummingbird only
Rufous-booted Racket-tail only
Song & Call Comparison
Costa's Hummingbird
Melodic, flute-like ascending scale; smooth bright notes climbing steadily in cheerful morning territorial delivery.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Costa's Hummingbird
Found in arid western North America from California to Mexico. Breeds in desert scrub; some populations resident year-round.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Estado de conservação
Costa's Hummingbird
Rufous-booted Racket-tail
About These Birds
Costa's Hummingbird
Beija-flor de Costa de 7–9 cm com gorgueira violeta brilhante, habita desertos do sudoeste dos EUA e noroeste do México.
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.