Black-hooded Sunbeam vs Amazilia Hummingbird
Aglaeactis pamela compared with Amazilis amazilia
Side-by-Side Comparison
| Attribute | Black-hooded Sunbeam | Amazilia Hummingbird |
|---|---|---|
| Scientific Name | Aglaeactis pamela | Amazilis amazilia |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 13.6 cm (5.4 in) | — |
| Weight | 5.5 g (0.19 oz) | 5.066666666666666 g (0.18 oz) |
| Diet | Nectarivore of Bolivian high-altitude scrub; forages at Chuquiraga and Ericaceae. Catches small insects opportunistically. | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … |
| Clutch Size | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Shared Habitats
Black-hooded Sunbeam only
None
Amazilia Hummingbird only
Song & Call Comparison
Black-hooded Sunbeam
Deep, resonant churring with hollow quality; prolonged low buzzing trill carrying well through Andean scrub habitat.
Amazilia Hummingbird
Buzzy, high-pitched trill with insect-like quality; rapid sustained vibration barely distinguishable from insects.
Geographic Range & Migration
Black-hooded Sunbeam
Endemic to Bolivia in high Andean puna of Cochabamba and La Paz at 3,200–4,600 m elevation.
Amazilia Hummingbird
Found in arid coastal lowlands of western Peru and Ecuador. Resident in desert scrub and river valleys.
Conservation Status
Black-hooded Sunbeam
Amazilia Hummingbird
How to Tell Them Apart
Black-hooded Sunbeam
Hoary Puffleg: males with brilliant white pufflegs; glittering violet gorget; metallic green above; females green above; spotted below
Amazilia Hummingbird
Coucal (Celebes): dark glossy black above; rufous wings; pale buff below; long dark tail; red eye; Sulawesi island endemic coucal
About These Birds
Black-hooded Sunbeam
A medium-sized hummingbird (12-13 cm) endemic to the Andes of Bolivia at 2,500-3,500 m. Males have a distinctive black hood contrasting with iridescent coppery body. Nectarivore of montane cloud forest edges and scrub. A Bolivian endemic.
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.