Scaled Metaltail vs Ruby-throated Hummingbird
Metallura aeneocauda เปรียบเทียบกับ Archilochus colubris
Side-by-Side Comparison
| คุณสมบัติ | Scaled Metaltail | Ruby-throated Hummingbird |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Metallura aeneocauda | Archilochus colubris |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | 8.5 cm (3.3 in) |
| กว้างปีก | 11.7 cm (4.6 in) | 11.0 cm (4.3 in) |
| น้ำหนัก | 5.300000000000001 g (0.19 oz) | 3.1 g (0.11 oz) |
| อาหาร | Nectarivore of high Bolivian and Peruvian shrublands; forages at Ericaceae and Lupinus. Supplements with small … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| จำนวนไข่ | 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
Scaled Metaltail
Rapid, bright chips in cheerful sequence; light staccato notes with buoyant quality delivered during foraging activity.
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
Scaled Metaltail
Found in high Andean scrub and puna from southern Peru south through Bolivia to northwestern Argentina. 3,000–4,800 m.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
สถานะการอนุรักษ์
Scaled Metaltail
Ruby-throated Hummingbird
How to Tell Them Apart
Scaled Metaltail
Garnet-throated Hummingbird: males with iridescent violet gorget; metallic green above; garnet-red wings; females green above; 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
Scaled Metaltail
A small hummingbird (10-11 cm) found in Andean cloud forests from Peru to Bolivia at 2,500-4,000 m. Green plumage with bronze-green tail, appearing scaled. Nectarivore of montane forest and páramo edges. Found in Polylepis woodland and elfin 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.