Anna's Hummingbird vs Slender-tailed Woodstar
Calypte anna 비교 대상 Microstilbon burmeisteri
Side-by-Side Comparison
| 속성 | Anna's Hummingbird | Slender-tailed Woodstar |
|---|---|---|
| 학명 | Calypte anna | Microstilbon burmeisteri |
| 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) | 6.0 cm (2.4 in) |
| 체중 | 4.3 g (0.15 oz) | 2.09 g (0.07 oz) |
| 식성 | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Nectarivore of montane scrub, probing small tubular flowers. Catches spiders and minute flies to supply … |
| 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.
Slender-tailed Woodstar
Soft, liquid descending cascade; gentle mellow notes flowing downward in quiet musical sequence at dawn.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Slender-tailed Woodstar
Found in arid scrub and woodland of central Bolivia and northwestern Argentina at 1,000-3,000 m. Resident and partial migrant.
보전 상태
Anna's Hummingbird
Slender-tailed 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
Slender-tailed Woodstar
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.
Slender-tailed Woodstar
소형 벌새로 체장 약 7cm이며, 수컷은 초록 윗면에 반짝이는 자주색 목과 흰 배를 갖는다. 아르헨티나 북서부와 볼리비아 남부의 건조한 산지 관목지에 서식하는 고유종이다. 꽃의 꿀과 소형 곤충을 먹는다. 관심 필요 종이다.