White-tailed Starfrontlet vs Ruby-throated Hummingbird
Coeligena phalerata เปรียบเทียบกับ Archilochus colubris
Side-by-Side Comparison
| คุณสมบัติ | White-tailed Starfrontlet | Ruby-throated Hummingbird |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Coeligena phalerata | Archilochus colubris |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Near Threatened | Least Concern |
| ความยาว | — | 8.5 cm (3.3 in) |
| กว้างปีก | 14.1 cm (5.6 in) | 11.0 cm (4.3 in) |
| น้ำหนัก | 6.1 g (0.22 oz) | 3.1 g (0.11 oz) |
| อาหาร | Nectarivore of restricted Colombian range; visits Ericaceae and bromeliads in humid cloud forest. Supplements with … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| จำนวนไข่ | -- | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
White-tailed Starfrontlet only
ไม่มี
Ruby-throated Hummingbird only
ไม่มี
Ruby-throated Hummingbird
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
Song & Call Comparison
White-tailed Starfrontlet
Melodic, two-note ascending whistle; pure first tone rising to brighter second, given with clear projection from perch.
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
White-tailed Starfrontlet
Endemic to the Sierra Nevada de Santa Marta, Colombia, in cloud forest and forest edge. 1,800–3,000 m.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
สถานะการอนุรักษ์
White-tailed Starfrontlet
Ruby-throated Hummingbird
How to Tell Them Apart
White-tailed Starfrontlet
Mountain Velvetbreast: tiny; males with brilliant blue-violet gorget; metallic green above; white underparts; females green above; spots
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
White-tailed Starfrontlet
A medium-sized hummingbird (13-14 cm) endemic to the Sierra Nevada de Santa Marta, Colombia, at 1,800-3,000 m. Green plumage with white outer tail feathers. Nectarivore of montane forest. A Santa Marta endemic found nowhere else in the world.
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.