Amazilia Hummingbird vs Bronze-tailed Thornbill
Amazilis amazilia compared with Chalcostigma heteropogon
Side-by-Side Comparison
| Attribute | Amazilia Hummingbird | Bronze-tailed Thornbill |
|---|---|---|
| Scientific Name | Amazilis amazilia | Chalcostigma heteropogon |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | — | 14.1 cm (5.6 in) |
| Weight | 5.066666666666666 g (0.18 oz) | 5.65 g (0.20 oz) |
| Diet | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … | Nectarivore of high Andean grasslands and shrublands; visits Ericaceae and Gentianaceae blooms. Gleans tiny arthropods. |
| Clutch Size | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Shared Habitats
Amazilia Hummingbird only
Bronze-tailed Thornbill only
Song & Call Comparison
Amazilia Hummingbird
Buzzy, high-pitched trill with insect-like quality; rapid sustained vibration barely distinguishable from insects.
Bronze-tailed Thornbill
Deep, hollow churring with resonant bass; prolonged low buzzing audible at range through open forest edge.
Geographic Range & Migration
Amazilia Hummingbird
Found in arid coastal lowlands of western Peru and Ecuador. Resident in desert scrub and river valleys.
Bronze-tailed Thornbill
Found in high Andean grassland and scrub from Venezuela through Colombia to Ecuador at 2,800–4,200 m.
Conservation Status
Amazilia Hummingbird
Bronze-tailed Thornbill
How to Tell Them Apart
Amazilia Hummingbird
Coucal (Celebes): dark glossy black above; rufous wings; pale buff below; long dark tail; red eye; Sulawesi island endemic coucal
Bronze-tailed Thornbill
Mangrove Hummingbird: tiny; males with violet gorget; metallic green above; white-spotted underparts; females green above; spotted
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.
Bronze-tailed Thornbill
A small hummingbird (10-11 cm) found in Andean cloud forests and páramo edges from Venezuela to Peru at 2,500-3,800 m. Green plumage with bronze tail and purple throat (males). Nectarivore of high-altitude shrubs. The largest thornbill in the genus Chalcostigma.