Tooth-billed Hummingbird vs Amethyst-throated Mountain-gem
Androdon aequatorialis verglichen mit Lampornis amethystinus
Side-by-Side Comparison
| Merkmal | Tooth-billed Hummingbird | Amethyst-throated Mountain-gem |
|---|---|---|
| Wissenschaftlicher Name | Androdon aequatorialis | Lampornis amethystinus |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 13,6 cm (5.4 in) | 13,1 cm (5.2 in) |
| Gewicht | 7,220000000000001 g (0.25 oz) | 5,6000000000000005 g (0.20 oz) |
| Ernährung | Nectarivore with serrated bill tip adapted for piercing tough flower bases of Heliconia and bromeliads. … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| Gelegegröße | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Tooth-billed Hummingbird
Thin, wavering whistle with plaintive tone; soft note trembling gently then fading, issued from shaded canopy perch.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Tooth-billed Hummingbird
Found in humid lowland forest on the Pacific slope from Panama south through Colombia to northwestern Ecuador. 0–600 m.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
Erhaltungsstatus
Tooth-billed Hummingbird
Amethyst-throated Mountain-gem
How to Tell Them Apart
Tooth-billed Hummingbird
Narrow-tailed Emerald: metallic bronze-green upperparts; bright coppery rump; glittering violet gorget; buff-white underparts; narrow tail
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Tooth-billed Hummingbird
A unique medium-sized hummingbird (13-14 cm) with an upcurved, hook-tipped bill bearing tooth-like serrations, unique among hummingbirds. Dark green plumage. Found in humid Pacific lowland forests from Panama to western Ecuador. Nectarivore and insectivore. Poorly studied.
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.