Amethyst-throated Mountain-gem vs Black-throated Hermit

Lampornis amethystinus compared with Phaethornis atrimentalis

Side-by-Side Comparison

Attribute Amethyst-throated Mountain-gem Black-throated Hermit
Scientific Name Lampornis amethystinus Phaethornis atrimentalis
Order Caprimulgiformes Caprimulgiformes
Family Trochilidae Trochilidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan 13.1 cm (5.2 in) 7.7 cm (3.0 in)
Weight 5.6000000000000005 g (0.20 oz) 2.8 g (0.10 oz)
Diet Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. Nectarivore of long-tubed lowland flowers, especially Heliconia. Gleans small insects and spiders from leaf surfaces.
Clutch Size 2 --
Population Trend — —

Habitat Comparison

Shared Habitats

Amethyst-throated Mountain-gem only

None

Black-throated Hermit only

None

Song & Call Comparison

Amethyst-throated Mountain-gem

Song

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

Black-throated Hermit

Song

Buzzy, insect-like trill with rapid modulation; high-frequency buzz sustained briefly then repeated after short pause.

Geographic Range & Migration

Amethyst-throated Mountain-gem

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

Black-throated Hermit

Found in Amazonian foothills of Ecuador, Peru, and far western Brazil at 200–1,200 m. Uncommon and patchily distributed.

Conservation Status

Least Concern

Amethyst-throated Mountain-gem

Least Concern

Black-throated Hermit

About These Birds

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.

Black-throated Hermit

A small hermit hummingbird (9-10 cm) found in humid lowland forests from Colombia to Peru and western Brazil. Dark throat patch contrasting with pale underparts. Nectarivore of forest undergrowth, visiting small Heliconia and Costus flowers along forest streams.

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