Cuban Emerald vs Ruby-throated Hummingbird
Riccordia ricordii 比較対象 Archilochus colubris
Side-by-Side Comparison
| 属性 | Cuban Emerald | Ruby-throated Hummingbird |
|---|---|---|
| 学名 | Riccordia ricordii | 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 | — | 11.0 cm (4.3 in) |
| 体重 | 3.75 g (0.13 oz) | 3.1 g (0.11 oz) |
| 食性 | Nectarivore of Cuban forest and gardens, visiting diverse native blooms. Takes small insects and spiders … | 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
Cuban Emerald
Buzzy, insect-like trill sustained steadily; continuous rapid vibration with little melodic variation over time.
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
Cuban Emerald
Found in Cuba, the Bahamas, and occasionally southern Florida. Resident in forests, gardens, and mangroves.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
保全状況
Cuban Emerald
Ruby-throated Hummingbird
How to Tell Them Apart
Cuban Emerald
Escudo Hummingbird: males with glittering blue-green gorget; metallic green above; white underparts; 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
Cuban Emerald
A medium-sized hummingbird (10-11 cm) found in Cuba and the Bahamas, with vagrants to Florida. Brilliant iridescent green plumage and white breast. Deeply forked tail. Nectarivore of forest, gardens, and mangroves. Cuba's most common hummingbird.
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.