Anna's Hummingbird vs Brace's Emerald
Calypte anna 비교 대상 Riccordia bracei
Side-by-Side Comparison
| 속성 | Anna's Hummingbird | Brace's Emerald |
|---|---|---|
| 학명 | Calypte anna | Riccordia bracei |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Extinct |
| 체장 | 10.0 cm (3.9 in) | — |
| 날개 폭 | 12.0 cm (4.7 in) | — |
| 체중 | 4.3 g (0.15 oz) | 3.54 g (0.12 oz) |
| 식성 | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Extinct emerald; was a nectarivore of Bahamian scrub, likely visiting flowering shrubs and supplementing with … |
| 산란 수 | 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.
Brace's Emerald
Soft, melodic warbling with gentle rhythm; notes rising and falling in quiet unhurried phrase through shaded area.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Brace's Emerald
Formerly endemic to New Providence Island, Bahamas. Extinct since the late 19th century. Known from a single 1877 specimen.
보전 상태
Anna's Hummingbird
Brace's Emerald
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
Brace's Emerald
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.
Brace's Emerald
An extinct hummingbird formerly endemic to New Providence Island, Bahamas. Known from a single specimen collected in 1877. Green plumage. Lost to habitat destruction and possibly predation by introduced mammals. No confirmed sightings since the 19th century.