Peruvian Racket-tail vs Ruby-throated Hummingbird
Ocreatus peruanus 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | Peruvian Racket-tail | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Ocreatus peruanus | Archilochus colubris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Not Evaluated | Least Concern |
| 体長 | — | 8.5 cm (3.3 in) |
| 翼開長 | — | 11.0 cm (4.3 in) |
| 体重 | 3.0 g (0.11 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore of Peruvian montane forest; forages at diverse Andean flowers. Supplements with small arthropods. | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Ruby-throated Hummingbird
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
Song & Call Comparison
Peruvian Racket-tail
Soft, sibilant hissing trill; gentle continuous buzz with pulsing quality during slow courtship hovering display.
Ruby-throated Hummingbird
Soft, high-pitched chattering and twittering 'chee-dit'. Also produces a thin 'tik' call in flight. Wing beats create an audible high-pitched humming buzz during hovering.
Geographic Range & Migration
Peruvian Racket-tail
Found on the eastern Andean slope in Peru in foothill and lower montane forest. 400–1,600 m elevation.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
保全状況
Peruvian Racket-tail
Ruby-throated Hummingbird
How to Tell Them Apart
Peruvian Racket-tail
Violet-throated Starfrontlet: males with brilliant violet gorget; metallic green body; white pectoral tufts; females green above; spots
Ruby-throated Hummingbird
Metallic green upperparts and greyish-white underparts. Males have a brilliant iridescent ruby-red gorget that appears black in poor light. Females lack the gorget.
Long, straight, thin black bill adapted for probing flowers
About These Birds
Peruvian Racket-tail
A small hummingbird (8-10 cm plus tail rackets in males) found in Andean cloud forests of Peru at 1,500-2,500 m. Males have elongated tail rackets and white leg puffs. Recently split from Booted Racket-tail. Nectarivore of montane forest.
Ruby-throated Hummingbird
The ruby-throated hummingbird is the only breeding hummingbird in eastern North America. These tiny birds beat their wings about 53 times per second and can fly backwards, sideways, and even briefly upside down. They make an extraordinary non-stop 800 km crossing of the Gulf of Mexico during migration.