Amazilia Hummingbird vs White-throated Mountain-gem

Amazilis amazilia compared with Lampornis castaneoventris

Side-by-Side Comparison

Attribute Amazilia Hummingbird White-throated Mountain-gem
Scientific Name Amazilis amazilia Lampornis castaneoventris
Order Caprimulgiformes Caprimulgiformes
Family Trochilidae Trochilidae
Conservation Status Least Concern Least Concern
Length
Wingspan 12.2 cm (4.8 in)
Weight 5.066666666666666 g (0.18 oz) 5.58 g (0.20 oz)
Diet Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … Nectarivore of Costa Rican highlands; visits diverse cloud-forest flowers. Supplements diet with small insects and …
Clutch Size 2 2
Population Trend

Habitat Comparison

Shared Habitats

Amazilia Hummingbird only

White-throated Mountain-gem only

None

Song & Call Comparison

Amazilia Hummingbird

Song

Buzzy, high-pitched trill with insect-like quality; rapid sustained vibration barely distinguishable from insects.

White-throated Mountain-gem

Song

Thin, reedy trill with wavering quality; soft rapid notes with gentle tremolo effect given from cover.

Geographic Range & Migration

Amazilia Hummingbird

Found in arid coastal lowlands of western Peru and Ecuador. Resident in desert scrub and river valleys.

White-throated Mountain-gem

Endemic to the highlands of Costa Rica and western Panama in cloud forest. 1,200–2,800 m. Resident.

Conservation Status

Least Concern

Amazilia Hummingbird

Least Concern

White-throated Mountain-gem

About These Birds

Amazilia Hummingbird

A medium-sized hummingbird (9-10 cm) found in arid coastal lowlands of western Peru and Ecuador. Green plumage with variable rusty-orange underparts. Nectarivore of desert scrub, gardens, and river valleys. Adapted to arid Pacific environments.

White-throated Mountain-gem

A medium-sized hummingbird (10-11 cm) endemic to the highlands of Costa Rica and western Panama at 1,000-2,500 m. Males have a white throat and chestnut belly. Nectarivore of cloud forest and forest edges. A Talamanca-Chiriquí endemic.

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