Buffy Hummingbird vs Allen's Hummingbird

Leucippus fallax compared with Selasphorus sasin

Side-by-Side Comparison

Attribute Buffy Hummingbird Allen's Hummingbird
Scientific Name Leucippus fallax Selasphorus sasin
Order Caprimulgiformes Caprimulgiformes
Family Trochilidae Trochilidae
Conservation Status Least Concern Least Concern
Length — —
Wingspan 12.0 cm (4.7 in) 8.1 cm (3.2 in)
Weight 5.533333333333334 g (0.20 oz) 3.1500000000000004 g (0.11 oz)
Diet Nectarivore probing tubular flowers in humid forest. Supplements nectar diet with small insects and spiders … Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with …
Clutch Size 1-2 2
Population Trend — —

Habitat Comparison

Shared Habitats

None

Buffy Hummingbird only

Allen's Hummingbird only

Song & Call Comparison

Buffy Hummingbird

Song

Thin, sibilant buzz with wavering quality; soft high trill with gentle tremolo near blossoming shrubs.

Allen's Hummingbird

Song

Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.

Geographic Range & Migration

Buffy Hummingbird

Found in dry scrub and arid habitats of Colombia and Venezuela. Resident in desert-like coastal environments.

Allen's Hummingbird

Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.

Conservation Status

Least Concern

Buffy Hummingbird

Least Concern

Allen's Hummingbird

About These Birds

Buffy Hummingbird

A medium-sized hummingbird (9-10 cm) found in dry scrub and arid habitats of Colombia and Venezuela. Buffy-brown plumage, drab for a hummingbird. Nectarivore of arid scrub, cactus flowers, and gardens. One of the few hummingbirds adapted to dry, desert-like environments.

Allen's Hummingbird

A small hummingbird (8-9 cm) breeding along the Pacific coast from Oregon to southern California. Males have an orange-red throat and rufous flanks. Closely related to Rufous Hummingbird. Partial migrant; some populations resident on Channel Islands. Named after Thomas Allen.

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