Chilean Woodstar vs Amethyst-throated Mountain-gem

Eulidia yarrellii compared with Lampornis amethystinus

Side-by-Side Comparison

Attribute Chilean Woodstar Amethyst-throated Mountain-gem
Scientific Name Eulidia yarrellii Lampornis amethystinus
Order Caprimulgiformes Caprimulgiformes
Family Trochilidae Trochilidae
Conservation Status Critically Endangered Least Concern
Length
Wingspan 6.6 cm (2.6 in) 13.1 cm (5.2 in)
Weight 2.38 g (0.08 oz) 5.6000000000000005 g (0.20 oz)
Diet Nectar specialist of arid Atacama valleys, visiting cacti and Nicotiana. Supplements diet with small insects … Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods.
Clutch Size -- 2
Population Trend

Habitat Comparison

Shared Habitats

None

Chilean Woodstar only

None

Amethyst-throated Mountain-gem only

Song & Call Comparison

Chilean Woodstar

Song

Buzzy, high-pitched trill with insect-like quality; sustained rapid vibration with minimal melodic content.

Amethyst-throated Mountain-gem

Song

Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.

Geographic Range & Migration

Chilean Woodstar

Endemic to the hyper-arid coast of northern Chile from Arica to Antofagasta. Critically Endangered with fewer than 400 individuals.

Amethyst-throated Mountain-gem

Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.

Conservation Status

Critically Endangered

Chilean Woodstar

Least Concern

Amethyst-throated Mountain-gem

About These Birds

Chilean Woodstar

A tiny hummingbird (7-8 cm) endemic to the hyper-arid Atacama coast of northern Chile. Males have a purple throat and forked tail. Nectarivore of desert scrub and cultivated gardens. Critically Endangered with fewer than 400 individuals remaining due to habitat destruction.

Amethyst-throated Mountain-gem

A medium-sized hummingbird (11-12 cm) found in mountain forests from Mexico to Honduras at 1,000-3,000 m. Males have an amethyst-purple throat. Nectarivore of pine-oak and cloud forest. Commonly visits feeders in Mexican highland gardens.

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