Amazilia Hummingbird vs Buff-tailed Sicklebill

Amazilis amazilia compared with Eutoxeres condamini

Side-by-Side Comparison

Attribute Amazilia Hummingbird Buff-tailed Sicklebill
Scientific Name Amazilis amazilia Eutoxeres condamini
Order Caprimulgiformes Caprimulgiformes
Family Trochilidae Trochilidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan — 13.7 cm (5.4 in)
Weight 5.066666666666666 g (0.18 oz) 9.98 g (0.35 oz)
Diet Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … Nectar and arthropod feeder; hovers to extract nectar from pendant flowers and snatches small insects …
Clutch Size 2 2
Population Trend — —

Habitat Comparison

Shared Habitats

Amazilia Hummingbird only

Buff-tailed Sicklebill only

Song & Call Comparison

Amazilia Hummingbird

Song

Buzzy, high-pitched trill with insect-like quality; rapid sustained vibration barely distinguishable from insects.

Buff-tailed Sicklebill

Song

Sharp, scratchy chip note repeated rapidly; dry staccato delivery with rough texture, audible during competitive interactions.

Geographic Range & Migration

Amazilia Hummingbird

Found in arid coastal lowlands of western Peru and Ecuador. Resident in desert scrub and river valleys.

Buff-tailed Sicklebill

Found in the eastern Andes from Colombia and Ecuador south to Bolivia at 400–1,500 m. Resident in forest undergrowth at Heliconia flowers.

Conservation Status

Least Concern

Amazilia Hummingbird

Least Concern

Buff-tailed Sicklebill

How to Tell Them Apart

Amazilia Hummingbird

Buff-tailed Sicklebill

Plumage

Green-bronze upperparts; buff and dark brown heavily streaked underparts; buff-tipped tail feathers; strongly sickle-shaped curved bill; sexes similar; buff tail tips distinguish from White-tipped Sicklebill; Andean foothills specialist.

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.

Buff-tailed Sicklebill

A medium-sized hummingbird (12-14 cm) with a strongly decurved bill for feeding on curved tropical flowers. Green plumage with a buff-tipped tail. Found in Andean foothill forests from Colombia to Bolivia. A specialized nectarivore of Heliconia and related plants.

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