Anna's Hummingbird vs Buff-breasted Sabrewing
Calypte anna в сравнении с Campylopterus duidae
Side-by-Side Comparison
| Характеристика | Anna's Hummingbird | Buff-breasted Sabrewing |
|---|---|---|
| Научное название | Calypte anna | Campylopterus duidae |
| 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) | 12,9 cm (5.1 in) |
| Масса | 4,3 g (0.15 oz) | 6,3100000000000005 g (0.22 oz) |
| Питание | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Nectarivore specialising in tubular blossoms; supplements the floral nectar diet with tiny insects and spiders … |
| Размер кладки | 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.
Buff-breasted Sabrewing
Harsh, nasal buzz with emphatic delivery; rough coarse notes audible at considerable distance from territory.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Buff-breasted Sabrewing
Found in tepui forests of southern Venezuela and adjacent Brazil and Guyana. Restricted to Pantepui highland plateaus.
Охранный статус
Anna's Hummingbird
Buff-breasted Sabrewing
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
Buff-breasted Sabrewing
Nubian Bustard: white underparts; sandy-brown above; black crown; chestnut neck; pale streaked upperparts; sexually dimorphic
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.
Buff-breasted Sabrewing
A large hummingbird (12-13 cm) found in tepui forests of southern Venezuela and adjacent Brazil and Guyana. Green plumage with a buff breast. Nectarivore of tepui highland forest. A Pantepui endemic restricted to table-top mountains.