Anna's Hummingbird vs Hooded Visorbearer
Calypte anna 비교 대상 Augastes lumachella
Side-by-Side Comparison
| 속성 | Anna's Hummingbird | Hooded Visorbearer |
|---|---|---|
| 학명 | Calypte anna | Augastes lumachella |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Near Threatened |
| 체장 | 10.0 cm (3.9 in) | — |
| 날개 폭 | 12.0 cm (4.7 in) | 12.0 cm (4.7 in) |
| 체중 | 4.3 g (0.15 oz) | 4.4 g (0.16 oz) |
| 식성 | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Nectarivore specializing in montane campo rupestre blooms. Supplements nectar diet with small arthropods. |
| 산란 수 | 2 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Anna's Hummingbird
Chaparral, coastal sage scrub, gardens, parks, and open woodland along the Pacific coast. One of few hummingbirds not fully migratory.
Song & Call Comparison
Anna's Hummingbird
Male produces a complex, scratchy song with buzzy 'dzzzzt' notes. Gives a nasal 'chee-chee-chee'. Males sing year-round, even in winter; one of few hummingbirds with true song.
Hooded Visorbearer
Harsh, buzzy chatter with raspy edge; rough notes interspersed with sharper chips in energetic vocal display.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Hooded Visorbearer
Endemic to the campo rupestre highlands of eastern Bahia, Brazil, in the Chapada Diamantina region. 800–1,600 m.
보전 상태
Anna's Hummingbird
Hooded Visorbearer
How to Tell Them Apart
Anna's Hummingbird
Metallic bronze-green upperparts. Males have an iridescent rose-red crown and gorget. Females have green upperparts with grey underparts and a small red gorget patch.
Medium-length, straight, thin black bill
Hooded Visorbearer
Booted Racket-tail: males with elongated violet-blue racket tail feathers; glittering blue-violet gorget; white leg puffs; green body
About These Birds
Anna's Hummingbird
안나 벌새는 북아메리카 서해안에 서식하는 중간 크기의 벌새입니다. 수컷은 화려한 핫핑크색의 목 깃털을 가지고 있으며, 꽃에서 꿀을 먹고 작은 곤충도 잡아먹습니다.
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.