Hooded Visorbearer vs Allen's Hummingbird
Augastes lumachella 비교 대상 Selasphorus sasin
Side-by-Side Comparison
| 속성 | Hooded Visorbearer | Allen's Hummingbird |
|---|---|---|
| 학명 | Augastes lumachella | Selasphorus sasin |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Near Threatened | Least Concern |
| 체장 | — | — |
| 날개 폭 | 12.0 cm (4.7 in) | 8.1 cm (3.2 in) |
| 체중 | 4.4 g (0.16 oz) | 3.1500000000000004 g (0.11 oz) |
| 식성 | Nectarivore specializing in montane campo rupestre blooms. Supplements nectar diet with small arthropods. | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 산란 수 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Hooded Visorbearer
Harsh, buzzy chatter with raspy edge; rough notes interspersed with sharper chips in energetic vocal display.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Hooded Visorbearer
Endemic to the campo rupestre highlands of eastern Bahia, Brazil, in the Chapada Diamantina region. 800–1,600 m.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
보전 상태
Hooded Visorbearer
Allen's Hummingbird
How to Tell Them Apart
Hooded Visorbearer
Booted Racket-tail: males with elongated violet-blue racket tail feathers; glittering blue-violet gorget; white leg puffs; green body
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Hooded Visorbearer
브라질 바이아 주 샤파다디아만티나 고지대에 고유한 소형 벌새(8~9cm)입니다. 빛나는 황금 녹색 이마 챙과 어두운 깃털이 특징입니다. 바위 캄포 루페스트레 서식지의 꿀을 먹습니다. 극도로 제한된 분포 범위와 서식지 악화로 인해 멸종위기(EN) 종으로 분류됩니다.
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.