Black-breasted Hillstar vs Ruby-throated Hummingbird
Oreotrochilus melanogaster เปรียบเทียบกับ Archilochus colubris
Side-by-Side Comparison
| คุณสมบัติ | Black-breasted Hillstar | Ruby-throated Hummingbird |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Oreotrochilus melanogaster | Archilochus colubris |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | 8.5 cm (3.3 in) |
| กว้างปีก | 14.4 cm (5.7 in) | 11.0 cm (4.3 in) |
| น้ำหนัก | 7.75 g (0.27 oz) | 3.1 g (0.11 oz) |
| อาหาร | Nectarivore of Bolivian altiplano; forages at Ericaceae and Chuquiraga in arid puna. Takes small insects … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
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Black-breasted Hillstar only
Ruby-throated Hummingbird only
Ruby-throated Hummingbird
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
Song & Call Comparison
Black-breasted Hillstar
Rapid, light chips in animated sequence; bright staccato notes with bouncy quality during active territorial 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
Black-breasted Hillstar
Endemic to central and southern Peru in the Andes in puna grassland and scrub at 3,500–4,800 m elevation.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
สถานะการอนุรักษ์
Black-breasted Hillstar
Ruby-throated Hummingbird
How to Tell Them Apart
Black-breasted Hillstar
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
Black-breasted Hillstar
A medium-sized hummingbird (12-13 cm) found in the Andes of central Peru at 3,000-4,500 m. Males have a black breast contrasting with green upperparts and white belly. Nectarivore of puna grasslands and rocky slopes. An endemic of Peru's central Andean highlands.
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.