Anna's Hummingbird vs Rufous-shafted Woodstar
Calypte anna 비교 대상 Chaetocercus jourdanii
Side-by-Side Comparison
| 속성 | Anna's Hummingbird | Rufous-shafted Woodstar |
|---|---|---|
| 학명 | Calypte anna | Chaetocercus jourdanii |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 10.0 cm (3.9 in) | — |
| 날개 폭 | 12.0 cm (4.7 in) | 7.0 cm (2.8 in) |
| 체중 | 4.3 g (0.15 oz) | 3.26 g (0.11 oz) |
| 식성 | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Nectarivore of Trinidad and northern South America, hovering at bromeliads and Heliconia. Supplements diet with … |
| 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.
Rufous-shafted Woodstar
Deep, resonant single note with striking boldness; powerful tone ringing out clearly from exposed prominent perch.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Rufous-shafted Woodstar
Found in Andean highlands from Venezuela to Trinidad at 500-2,500 m elevation. Resident in montane forest edges and gardens.
보전 상태
Anna's Hummingbird
Rufous-shafted Woodstar
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
Rufous-shafted Woodstar
Calliope Hummingbird (endemic): tiny; males with glittering magenta gorget; metallic green above; females plain green above; spotted
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.
Rufous-shafted Woodstar
베네수엘라에서 트리니다드까지 안데스 고지에 서식하는 초소형 벌새 (7–8 cm). 수컷은 반짝이는 자홍-보라색 목. 꽃꿀과 작은 곤충 섭취.