Ruby-throated Hummingbird vs Crimson Topaz
Archilochus colubris 对比 Topaza pella
Side-by-Side Comparison
| 属性 | Ruby-throated Hummingbird | Crimson Topaz |
|---|---|---|
| 学名 | Archilochus colubris | Topaza pella |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 8.5 cm (3.3 in) | — |
| 翼展 | 11.0 cm (4.3 in) | 15.0 cm (5.9 in) |
| 体重 | 3.1 g (0.11 oz) | 12.625 g (0.45 oz) |
| 食性 | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … | Nectarivore and insectivore; extracts nectar from trap-lining flowers and hawks small flying insects in forest … |
| 产卵数 | 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
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.
Crimson Topaz
Rough, raspy chatter with intermittent clear whistles; complex mix of harsh and musical notes characteristic of active pairs.
Geographic Range & Migration
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Crimson Topaz
Found in the Guiana Shield and Amazon basin from Colombia and Venezuela south to Peru and Brazil. Resident near rivers in lowland forest.
保护状况
Ruby-throated Hummingbird
Crimson Topaz
How to Tell Them Apart
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
Crimson Topaz
Spectacular male: deep crimson-red body with iridescent golden-green throat; elongated crossed central tail feathers; female green and cinnamon-buff; one of South America's most brilliantly coloured hummingbirds.
About These Birds
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.
Crimson Topaz
A spectacular, large hummingbird (18-20 cm including long tail) of northern South America. Male has glittering crimson-red throat and breast with a golden-green back. The largest hummingbird in its range. Nectarivore of lowland tropical forest canopy, visiting large flowers. Found in Venezuela, the Guianas, and northern Brazil.