White-tailed Starfrontlet vs Allen's Hummingbird
Coeligena phalerata 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | White-tailed Starfrontlet | Allen's Hummingbird |
|---|---|---|
| 学名 | Coeligena phalerata | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | — |
| 翼開長 | 14.1 cm (5.6 in) | 8.1 cm (3.2 in) |
| 体重 | 6.1 g (0.22 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of restricted Colombian range; visits Ericaceae and bromeliads in humid cloud forest. Supplements with … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 一腹卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-tailed Starfrontlet
Melodic, two-note ascending whistle; pure first tone rising to brighter second, given with clear projection from perch.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
White-tailed Starfrontlet
Endemic to the Sierra Nevada de Santa Marta, Colombia, in cloud forest and forest edge. 1,800–3,000 m.
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
White-tailed Starfrontlet
Allen's Hummingbird
About These Birds
White-tailed Starfrontlet
A medium-sized hummingbird (13-14 cm) endemic to the Sierra Nevada de Santa Marta, Colombia, at 1,800-3,000 m. Green plumage with white outer tail feathers. Nectarivore of montane forest. A Santa Marta endemic found nowhere else in the world.
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.