Anna's Hummingbird vs Bronze-tailed Plumeleteer
Calypte anna 对比 Chalybura urochrysia
Side-by-Side Comparison
| 属性 | Anna's Hummingbird | Bronze-tailed Plumeleteer |
|---|---|---|
| 学名 | Calypte anna | Chalybura urochrysia |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 10.0 cm (3.9 in) | — |
| 翼展 | 12.0 cm (4.7 in) | 13.0 cm (5.1 in) |
| 体重 | 4.3 g (0.15 oz) | 6.55 g (0.23 oz) |
| 食性 | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Nectarivore of humid Central American and Colombian lowland forest. Takes insects and spiders to supplement … |
| 产卵数 | 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.
Bronze-tailed Plumeleteer
Thin, high-pitched chip barely audible; minute staccato notes cascading gently near dense flowering shrubbery.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Bronze-tailed Plumeleteer
Found in humid lowland forests from Honduras to Ecuador. Resident in Caribbean and Pacific lowland forests.
保护状况
Anna's Hummingbird
Bronze-tailed Plumeleteer
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
Bronze-tailed Plumeleteer
Buff-crested Bustard: pale buff-white below; brown-vermiculated above; black and white crest; males with erectile feathers; large
About These Birds
Anna's Hummingbird
Anna's hummingbird is the most common hummingbird along the Pacific coast and one of only three species resident in the United States year-round. Males perform spectacular dive displays, plummeting from 40 meters and pulling up with a loud chirp produced by tail feathers. Their body temperature can drop to near ambient at night to conserve energy.
Bronze-tailed Plumeleteer
紫尾蜂鸟 (Chalybura urochrysia)，体长约11厘米。雄鸟上体亮绿色，尾部具紫色辉光，下体白色；雌鸟下体白色。分布于哥斯达黎加、巴拿马和哥伦比亚西部的热带雨林。以花蜜和昆虫为食。