White-bellied Mountain-gem vs Ruby-throated Hummingbird
Lampornis hemileucus से तुलना Archilochus colubris
Side-by-Side Comparison
| विशेषता | White-bellied Mountain-gem | Ruby-throated Hummingbird |
|---|---|---|
| वैज्ञानिक नाम | Lampornis hemileucus | Archilochus colubris |
| गण | Caprimulgiformes | Caprimulgiformes |
| कुल | Trochilidae | Trochilidae |
| संरक्षण स्थिति | Least Concern | Least Concern |
| लंबाई | — | 8.5 cm (3.3 in) |
| पंखों का फैलाव | 12.5 cm (4.9 in) | 11.0 cm (4.3 in) |
| वजन | 5.6000000000000005 g (0.20 oz) | 3.1 g (0.11 oz) |
| आहार | Nectarivore of montane forest understory and edges; visits Ericaceae and Salvia blooms. Gleans small insects … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| अंडों की संख्या | -- | 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
White-bellied Mountain-gem
Melodic, two-note falling whistle; pure warm tones descending gently, given repeatedly from prominent perch.
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
White-bellied Mountain-gem
Found in highland forest of Costa Rica and Panama on both slopes in cloud forest. 800–2,000 m elevation.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
संरक्षण स्थिति
White-bellied Mountain-gem
Ruby-throated Hummingbird
How to Tell Them Apart
White-bellied Mountain-gem
Wine-throated Hummingbird: males with glittering wine-red 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
White-bellied Mountain-gem
A medium-sized hummingbird (11-12 cm) endemic to the highlands of Costa Rica and western Panama at 1,200-2,500 m. Males green with white belly. Nectarivore of cloud forest and forest edges. One of several mountain-gem species endemic to Central American 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.