Slender Sheartail vs Ruby-throated Hummingbird
Doricha enicura 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | Slender Sheartail | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Doricha enicura | Archilochus colubris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | 8.5 cm (3.3 in) |
| 翼開長 | 7.3 cm (2.9 in) | 11.0 cm (4.3 in) |
| 体重 | 2.4333333333333336 g (0.09 oz) | 3.1 g (0.11 oz) |
| 食性 | Feeds on floral nectar from forest-edge blossoms, probing with its long decurved bill. Catches small … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| 一腹卵数 | -- | 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
Slender Sheartail
Thin, wavering sibilant trill; soft high buzzing with slight pulsing quality during courtship hover 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
Slender Sheartail
Endemic to the highlands of Guatemala, Honduras, and El Salvador at 1,200-2,500 m. Resident in montane scrub and forest edges.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
保全状況
Slender Sheartail
Ruby-throated Hummingbird
How to Tell Them Apart
Slender Sheartail
Costa's Hummingbird (alt): males with brilliant violet gorget with elongated sides; metallic green above; females plain green; spotted
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
Slender Sheartail
A tiny hummingbird (9-10 cm including elongated tail in males) endemic to the highlands of Guatemala, Honduras, and El Salvador at 1,200-2,500 m. Males have extremely long, slender outer tail feathers. Nectarivore of montane scrub and garden flowers.
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.