Buff-tailed Coronet vs Golden-bellied Starfrontlet
Boissonneaua flavescens so với Coeligena bonapartei
Side-by-Side Comparison
| Thuộc Tính | Buff-tailed Coronet | Golden-bellied Starfrontlet |
|---|---|---|
| Tên Khoa Học | Boissonneaua flavescens | Coeligena bonapartei |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 15,0 cm (5.9 in) | 15,0 cm (5.9 in) |
| Khối Lượng | 8,033333333333333 g (0.28 oz) | 6,800000000000001 g (0.24 oz) |
| Chế Độ Ăn | Nectarivore of Andean cloud forest; visits Ericaceae and Fuchsia blooms. Aggressively defends territories; gleans small … | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Buff-tailed Coronet only
Không
Golden-bellied Starfrontlet only
Không
Song & Call Comparison
Buff-tailed Coronet
Soft, pure descending whistle; gentle note curving downward smoothly, warm and musical in cloud forest quiet.
Golden-bellied Starfrontlet
High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.
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.
Golden-bellied Starfrontlet
Found in cloud forest of the eastern Andes of Colombia and western Venezuela at 1,800–2,800 m.
Tình Trạng Bảo Tồn
Buff-tailed Coronet
Golden-bellied Starfrontlet
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
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
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.
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.