Chilean Woodstar vs Allen's Hummingbird
Eulidia yarrellii 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Chilean Woodstar | Allen's Hummingbird |
|---|---|---|
| 学名 | Eulidia yarrellii | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Critically Endangered | Least Concern |
| 体長 | — | — |
| 翼開長 | 6.6 cm (2.6 in) | 8.1 cm (3.2 in) |
| 体重 | 2.38 g (0.08 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectar specialist of arid Atacama valleys, visiting cacti and Nicotiana. Supplements diet with small insects … | 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
Chilean Woodstar
Buzzy, high-pitched trill with insect-like quality; sustained rapid vibration with minimal melodic content.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Chilean Woodstar
Endemic to the hyper-arid coast of northern Chile from Arica to Antofagasta. Critically Endangered with fewer than 400 individuals.
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
Chilean Woodstar
Allen's Hummingbird
How to Tell Them Apart
Chilean Woodstar
Slender Sheartail: males with glittering violet gorget; metallic green above; elongated outer tail; females green above; spotted below
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Chilean Woodstar
チリのアタカマ砂漠に生息するハチドリで、個体数400羽未満の絶滅危惧種IA類に指定されている。
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.