Amazilia Hummingbird vs Black-backed Thornbill
Amazilis amazilia compared with Ramphomicron dorsale
Side-by-Side Comparison
| Attribute | Amazilia Hummingbird | Black-backed Thornbill |
|---|---|---|
| Scientific Name | Amazilis amazilia | Ramphomicron dorsale |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Near Threatened |
| Length | — | — |
| Wingspan | — | 11.0 cm (4.3 in) |
| Weight | 5.066666666666666 g (0.18 oz) | 3.5 g (0.12 oz) |
| Diet | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … | Nectarivore of high montane scrub and páramo; short bill suits small compact flowers. Gleans tiny … |
| Clutch Size | 2 | -- |
| Population Trend | — | — |
Habitat Comparison
Shared Habitats
Amazilia Hummingbird only
Black-backed Thornbill only
Song & Call Comparison
Amazilia Hummingbird
Buzzy, high-pitched trill with insect-like quality; rapid sustained vibration barely distinguishable from insects.
Black-backed Thornbill
Soft, sibilant hissing trill; gentle continuous buzz with slight pulsing quality during slow hover near blossoms.
Geographic Range & Migration
Amazilia Hummingbird
Found in arid coastal lowlands of western Peru and Ecuador. Resident in desert scrub and river valleys.
Black-backed Thornbill
Endemic to the Sierra Nevada de Santa Marta, Colombia, in high-elevation scrub and páramo. 1,800–3,500 m. Found nowhere else.
Conservation Status
Amazilia Hummingbird
Black-backed Thornbill
About These Birds
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.
Black-backed Thornbill
A tiny hummingbird (7-8 cm) endemic to the Santa Marta Mountains of northern Colombia at 3,000-4,600 m. Dark back, tiny bill, and white underparts. Nectarivore of high-altitude páramo. Classified as Vulnerable due to restricted mountain-top habitat.