Buff-tailed Coronet vs Ruby-throated Hummingbird
Boissonneaua flavescens ile kıyaslandığında Archilochus colubris
Side-by-Side Comparison
| Özellik | Buff-tailed Coronet | Ruby-throated Hummingbird |
|---|---|---|
| Bilimsel Ad | Boissonneaua flavescens | Archilochus colubris |
| Takım | Caprimulgiformes | Caprimulgiformes |
| Familya | Trochilidae | Trochilidae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | 8,5 cm (3.3 in) |
| Kanat Açıklığı | 15,0 cm (5.9 in) | 11,0 cm (4.3 in) |
| Ağırlık | 8,033333333333333 g (0.28 oz) | 3,1 g (0.11 oz) |
| Beslenme | Nectarivore of Andean cloud forest; visits Ericaceae and Fuchsia blooms. Aggressively defends territories; gleans small … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| Kuluçka Büyüklüğü | 2 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Ortak Yaşam Alanları
Buff-tailed Coronet only
Hiçbiri
Ruby-throated Hummingbird only
Hiçbiri
Ruby-throated Hummingbird
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
Song & Call Comparison
Buff-tailed Coronet
Soft, pure descending whistle; gentle note curving downward smoothly, warm and musical in cloud forest quiet.
Ruby-throated Hummingbird
Soft, high-pitched chattering and twittering 'chee-dit'. Also produces a thin 'tik' call in flight. Wing beats create an audible high-pitched humming buzz during hovering.
Geographic Range & Migration
Buff-tailed Coronet
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, and Peru to Bolivia. 1,600–3,000 m.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Koruma Durumu
Buff-tailed Coronet
Ruby-throated Hummingbird
How to Tell Them Apart
Buff-tailed Coronet
White-bearded Helmetcrest: males with glittering blue-violet gorget; metallic green; white beard; white leg puffs; females plain green
Ruby-throated Hummingbird
Metallic green upperparts and greyish-white underparts. Males have a brilliant iridescent ruby-red gorget that appears black in poor light. Females lack the gorget.
Long, straight, thin black bill adapted for probing flowers
About These Birds
Buff-tailed Coronet
A medium-sized hummingbird (11-12 cm) found in Andean cloud forests from Venezuela to Peru at 1,500-3,000 m. Green plumage with a buff-orange tail. Nectarivore of montane forest and edges. Named coronet for the green iridescence on the crown.
Ruby-throated Hummingbird
The ruby-throated hummingbird is the only breeding hummingbird in eastern North America. These tiny birds beat their wings about 53 times per second and can fly backwards, sideways, and even briefly upside down. They make an extraordinary non-stop 800 km crossing of the Gulf of Mexico during migration.