Blue-tailed Emerald vs Golden-bellied Starfrontlet
Chlorostilbon mellisugus เปรียบเทียบกับ Coeligena bonapartei
Side-by-Side Comparison
| คุณสมบัติ | Blue-tailed Emerald | Golden-bellied Starfrontlet |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Chlorostilbon mellisugus | Coeligena bonapartei |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 9.0 cm (3.5 in) | 15.0 cm (5.9 in) |
| น้ำหนัก | 2.6466666666666665 g (0.09 oz) | 6.800000000000001 g (0.24 oz) |
| อาหาร | Nectarivore visiting diverse flowering plants; supplements the high-sugar nectar diet with small insects and spiders … | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Blue-tailed Emerald only
ไม่มี
Golden-bellied Starfrontlet only
ไม่มี
Song & Call Comparison
Blue-tailed Emerald
Pure, flute-like descending scale; smooth melodic phrase moving cleanly through several notes, warm in timbre.
Golden-bellied Starfrontlet
High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.
Geographic Range & Migration
Blue-tailed Emerald
Widely distributed from Colombia and Venezuela through the Guianas to Trinidad and Tobago. Resident in varied lowland habitats.
Golden-bellied Starfrontlet
Found in cloud forest of the eastern Andes of Colombia and western Venezuela at 1,800–2,800 m.
สถานะการอนุรักษ์
Blue-tailed Emerald
Golden-bellied Starfrontlet
How to Tell Them Apart
Blue-tailed Emerald
White-throated Hummingbird: males with brilliant green gorget; metallic green above; white throat; females green above; spotted below
Golden-bellied Starfrontlet
Green-headed Hillstar: males with glittering green head; metallic green above; white underparts; females green above; spotted buff below
About These Birds
Blue-tailed Emerald
A small hummingbird (7-8 cm) widely distributed from Colombia and Venezuela through the Guianas to Trinidad and Tobago. Bright green plumage with a blue tail. Nectarivore of forest edges, gardens, and open habitats. One of the most common emeralds in northern South America.
Golden-bellied Starfrontlet
A medium-sized hummingbird (13-14 cm) found in Andean cloud forests from Venezuela to Colombia at 1,800-3,200 m. Males have a golden-yellow belly and iridescent green forehead. Nectarivore of montane forest and forest edges.