Amazilia Hummingbird vs Andean Hillstar
Amazilis amazilia compared with Oreotrochilus estella
Side-by-Side Comparison
| Attribute | Amazilia Hummingbird | Andean Hillstar |
|---|---|---|
| Scientific Name | Amazilis amazilia | Oreotrochilus estella |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | — | 14.4 cm (5.7 in) |
| Weight | 5.066666666666666 g (0.18 oz) | 8.299999999999999 g (0.29 oz) |
| Diet | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … | Nectarivore of high-altitude puna and páramo; specializes in Chuquiraga and Puya flowers. Catches small insects … |
| Clutch Size | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Shared Habitats
None
Amazilia Hummingbird only
Andean Hillstar only
Song & Call Comparison
Amazilia Hummingbird
Buzzy, high-pitched trill with insect-like quality; rapid sustained vibration barely distinguishable from insects.
Andean Hillstar
High, wavering trill with trembling quality; rapid series of notes with slight pitch modulation giving vibrato effect.
Geographic Range & Migration
Amazilia Hummingbird
Found in arid coastal lowlands of western Peru and Ecuador. Resident in desert scrub and river valleys.
Andean Hillstar
Widespread in Andean puna of southern Peru, Bolivia, and northwestern Argentina at 3,000–5,000 m. Resident.
Conservation Status
Amazilia Hummingbird
Andean Hillstar
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.
Andean Hillstar
A medium-sized hummingbird (12-14 cm) found in the high Andes from Peru to Argentina and Chile at 3,500-5,000 m. Green plumage with a white breast. One of the highest-living hummingbird species, entering torpor at night to survive freezing temperatures. Nectarivore of Chuquiraga and cacti.