Anna's Hummingbird vs White-throated Hummingbird
Calypte anna в сравнении с Leucochloris albicollis
Side-by-Side Comparison
| Характеристика | Anna's Hummingbird | White-throated Hummingbird |
|---|---|---|
| Научное название | Calypte anna | Leucochloris albicollis |
| Отряд | Caprimulgiformes | Caprimulgiformes |
| Семейство | Trochilidae | Trochilidae |
| Охранный статус | Least Concern | Least Concern |
| Длина | 10,0 cm (3.9 in) | — |
| Размах крыльев | 12,0 cm (4.7 in) | 11,8 cm (4.6 in) |
| Масса | 4,3 g (0.15 oz) | 5,95 g (0.21 oz) |
| Питание | 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, … |
| Размер кладки | 2 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Общие среды обитания
Нет
Anna's Hummingbird only
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.
White-throated Hummingbird
Melodic, ascending three-note phrase; clear flute-like tones rising smoothly in pleasant morning territorial song.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
White-throated Hummingbird
Found from eastern Brazil through Uruguay to Argentina and Paraguay. Resident in Atlantic Forest and cerrado edges.
Охранный статус
Anna's Hummingbird
White-throated 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
White-throated 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.
White-throated Hummingbird
A medium-sized hummingbird (10-11 cm) found from eastern Brazil through Uruguay to Argentina and Paraguay. Green plumage with a clean white throat and breast. Nectarivore of Atlantic Forest edges, cerrado, and gardens. Common in southeastern South America.