Amazilia Hummingbird vs Red-billed Streamertail
Amazilis amazilia compared with Trochilus polytmus
Side-by-Side Comparison
| Attribute | Amazilia Hummingbird | Red-billed Streamertail |
|---|---|---|
| Scientific Name | Amazilis amazilia | Trochilus polytmus |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | — | 11.8 cm (4.6 in) |
| Weight | 5.066666666666666 g (0.18 oz) | 4.9 g (0.17 oz) |
| Diet | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … | Visits flowering trees and epiphytes for nectar; supplements diet with small arthropods including gnats, midges, … |
| Clutch Size | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Shared Habitats
Amazilia Hummingbird only
Red-billed Streamertail only
None
Song & Call Comparison
Amazilia Hummingbird
Buzzy, high-pitched trill with insect-like quality; rapid sustained vibration barely distinguishable from insects.
Red-billed Streamertail
Sharp, emphatic two-note call; high accented first note followed by lower brief second, clearly projected.
Geographic Range & Migration
Amazilia Hummingbird
Found in arid coastal lowlands of western Peru and Ecuador. Resident in desert scrub and river valleys.
Red-billed Streamertail
Endemic to Jamaica. National bird. Resident across the island in forests, gardens, and plantations at all elevations.
Conservation Status
Amazilia Hummingbird
Red-billed Streamertail
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
Red-billed Streamertail
Goliath Coucal: large; dark glossy black-brown above; rufous wings; dark streaked below; red eye; massive size; long graduated tail
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.
Red-billed Streamertail
A spectacular hummingbird (9-10 cm body + 15-18 cm tail streamers in males) endemic to Jamaica. Males have two extremely long, black tail feathers trailing behind in flight, a red bill, and iridescent green body. Jamaica's national bird. Nectarivore of forest and gardens.