Rufous-tailed Hummingbird vs Anna's Hummingbird
Amazilia tzacatl 비교 대상 Calypte anna
Side-by-Side Comparison
| 속성 | Rufous-tailed Hummingbird | Anna's Hummingbird |
|---|---|---|
| 학명 | Amazilia tzacatl | Calypte anna |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | 10.0 cm (3.9 in) |
| 날개 폭 | 11.3 cm (4.4 in) | 12.0 cm (4.7 in) |
| 체중 | 5.04 g (0.18 oz) | 4.3 g (0.15 oz) |
| 식성 | Common lowland nectarivore of Central America; visits Heliconia, banana, and garden flowers. Supplements with insects … | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … |
| 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
Rufous-tailed Hummingbird
Deep, resonant trill with buzzing character; powerful churring vibration carrying across open hillside.
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.
Geographic Range & Migration
Rufous-tailed Hummingbird
Widely distributed from Mexico through Central America to western Ecuador. Resident in varied lowland habitats.
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
보전 상태
Rufous-tailed Hummingbird
Anna's Hummingbird
How to Tell Them Apart
Rufous-tailed Hummingbird
Rufous Coucal: entirely rufous-brown overall; long dark graduated tail; red eye; monochromatic rufous plumage; sexually similar
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
About These Birds
Rufous-tailed Hummingbird
멕시코에서 중앙아메리카를 거쳐 베네수엘라 서부까지 넓게 분포하는 중형 벌새(10~11cm). 메탈릭 초록 윗면과 적갈색 꼬리가 특징이다. 꽃의 꿀과 작은 곤충을 먹는다.
Anna's Hummingbird
안나 벌새는 북아메리카 서해안에 서식하는 중간 크기의 벌새입니다. 수컷은 화려한 핫핑크색의 목 깃털을 가지고 있으며, 꽃에서 꿀을 먹고 작은 곤충도 잡아먹습니다.