Buffy Hummingbird vs Allen's Hummingbird
Leucippus fallax 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Buffy Hummingbird | Allen's Hummingbird |
|---|---|---|
| 学名 | Leucippus fallax | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 12.0 cm (4.7 in) | 8.1 cm (3.2 in) |
| 体重 | 5.533333333333334 g (0.20 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | 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 … |
| 一腹卵数 | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Buffy Hummingbird
Thin, sibilant buzz with wavering quality; soft high trill with gentle tremolo near blossoming shrubs.
Allen's Hummingbird
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.
保全状況
Buffy Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Buffy Hummingbird
Greater Roadrunner: brown-streaked above; white below with dark streaks; bare blue-red orbital skin; long tail; shaggy crest; runs fast
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
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.