Anna's Hummingbird vs Peruvian Racket-tail
Calypte anna so với Ocreatus peruanus
Side-by-Side Comparison
| Thuộc Tính | Anna's Hummingbird | Peruvian Racket-tail |
|---|---|---|
| Tên Khoa Học | Calypte anna | Ocreatus peruanus |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Not Evaluated |
| 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) | 3,0 g (0.11 oz) |
| Chế Độ Ăn | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Nectarivore of Peruvian montane forest; forages at diverse Andean flowers. Supplements with small arthropods. |
| 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.
Peruvian Racket-tail
Soft, sibilant hissing trill; gentle continuous buzz with pulsing quality during slow courtship hovering 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.
Peruvian Racket-tail
Found on the eastern Andean slope in Peru in foothill and lower montane forest. 400–1,600 m elevation.
Tình Trạng Bảo Tồn
Anna's Hummingbird
Peruvian Racket-tail
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
Peruvian Racket-tail
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.
Peruvian Racket-tail
A small hummingbird (8-10 cm plus tail rackets in males) found in Andean cloud forests of Peru at 1,500-2,500 m. Males have elongated tail rackets and white leg puffs. Recently split from Booted Racket-tail. Nectarivore of montane forest.