Little Woodstar vs Amethyst-throated Mountain-gem

Chaetocercus bombus compared with Lampornis amethystinus

Side-by-Side Comparison

Attribute Little Woodstar Amethyst-throated Mountain-gem
Scientific Name Chaetocercus bombus Lampornis amethystinus
Order Caprimulgiformes Caprimulgiformes
Family Trochilidae Trochilidae
Conservation Status Near Threatened Least Concern
Length
Wingspan 5.6 cm (2.2 in) 13.1 cm (5.2 in)
Weight 6.5 g (0.23 oz) 5.6000000000000005 g (0.20 oz)
Diet One of the world's smallest birds; feeds on nectar from tiny blossoms in humid forest … 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

Little Woodstar only

None

Amethyst-throated Mountain-gem only

None

Song & Call Comparison

Little Woodstar

Song

Harsh, scratchy buzz with coarse texture; sustained rough vibration with raspy edges carrying across scrub habitat.

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

Little Woodstar

Found in Andean foothill forests from Colombia to Peru at 800-2,200 m. Classified as Vulnerable due to habitat loss.

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

Near Threatened

Little Woodstar

Least Concern

Amethyst-throated Mountain-gem

About These Birds

Little Woodstar

A tiny hummingbird (7 cm) found in Andean foothill forests from Colombia to Peru at 800-2,200 m. Small even for a woodstar. Purple throat (males). Nectarivore of forest edges. Classified as Vulnerable due to habitat loss. One of the smallest hummingbirds.

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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