Anna's Hummingbird vs Charming Hummingbird
Calypte anna so với Polyerata decora
Side-by-Side Comparison
| Thuộc Tính | Anna's Hummingbird | Charming Hummingbird |
|---|---|---|
| Tên Khoa Học | Calypte anna | Polyerata decora |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | 10,0 cm (3.9 in) | — |
| Chiều Dài Sải Cánh | 12,0 cm (4.7 in) | — |
| Khối Lượng | 4,3 g (0.15 oz) | 4,335 g (0.15 oz) |
| Chế Độ Ăn | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Visits flowering trees and epiphytes for nectar; supplements diet with small arthropods including gnats, midges, … |
| Số Trứng | 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.
Charming Hummingbird
High, crystalline notes in animated ascending phrase; clear bright tones climbing smoothly in energetic display.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Charming Hummingbird
Found in humid forests from Costa Rica to western Panama. Resident in lowland and foothill forest.
Tình Trạng Bảo Tồn
Anna's Hummingbird
Charming Hummingbird
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
Charming Hummingbird
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.
Charming Hummingbird
A small hummingbird (8-9 cm) found in humid forests from Costa Rica to western Panama. Green plumage with a blue breast. Nectarivore of forest edges. Closely related to Blue-chested Hummingbird. A Central American near-endemic.