Andean Emerald vs Anna's Hummingbird
Amazilia franciae 对比 Calypte anna
Side-by-Side Comparison
| 属性 | Andean Emerald | Anna's Hummingbird |
|---|---|---|
| 学名 | Amazilia franciae | Calypte anna |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | 10.0 cm (3.9 in) |
| 翼展 | 10.7 cm (4.2 in) | 12.0 cm (4.7 in) |
| 体重 | 5.266666666666667 g (0.19 oz) | 4.3 g (0.15 oz) |
| 食性 | Nectarivore of cloud-forest epiphytes in Ecuador and Colombia; supplements diet with insects and spiders. | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … |
| 产卵数 | 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
Andean Emerald
Soft, pure whistle with warm melancholy; gentle sustained tone with slight downward inflection at dusk.
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
Andean Emerald
Found in Andean cloud forests from Colombia to Peru at 1,000-2,500 m. Resident in montane forest edges.
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
保护状况
Andean Emerald
Anna's Hummingbird
How to Tell Them Apart
Andean Emerald
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
Andean Emerald
安第斯蜂鸟（Amazilia franciae），体长9-10厘米，分布于哥伦比亚至秘鲁安第斯云雾林，海拔1,000至2,500米。属蜂鸟科（Trochilidae），体羽绿色，胸部浅色，是安第斯山区常见蜂鸟之一。
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.