Golden-bellied Starfrontlet vs Blue-fronted Lancebill
Coeligena bonapartei so với Doryfera johannae
Side-by-Side Comparison
| Thuộc Tính | Golden-bellied Starfrontlet | Blue-fronted Lancebill |
|---|---|---|
| Tên Khoa Học | Coeligena bonapartei | Doryfera johannae |
| 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) | 10,6 cm (4.2 in) |
| Khối Lượng | 6,800000000000001 g (0.24 oz) | 4,540000000000001 g (0.16 oz) |
| Chế Độ Ăn | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … | Nectarivore of cloud-forest epiphytes and Ericaceae blooms. Catches small arthropods near flowers for additional protein. |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Golden-bellied Starfrontlet only
Không
Blue-fronted Lancebill only
Không
Song & Call Comparison
Golden-bellied Starfrontlet
High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.
Blue-fronted Lancebill
Sharp, high peep followed by rapid twittering; brief introductory note launching into animated cascade of lighter chips.
Geographic Range & Migration
Golden-bellied Starfrontlet
Found in cloud forest of the eastern Andes of Colombia and western Venezuela at 1,800–2,800 m.
Blue-fronted Lancebill
Found in lowland and foothill forests from southern Colombia through Ecuador and Peru to Bolivia. Sea level to 1,200 m.
Tình Trạng Bảo Tồn
Golden-bellied Starfrontlet
Blue-fronted Lancebill
How to Tell Them Apart
Golden-bellied Starfrontlet
Green-headed Hillstar: males with glittering green head; metallic green above; white underparts; females green above; spotted buff below
Blue-fronted Lancebill
Dot-eared Coquette: males with elongated tufted black crest; glittering blue-green gorget; bronze-green back; females with rufous crown patch
About These Birds
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.
Blue-fronted Lancebill
A medium-sized hummingbird (11-12 cm) with a very long, straight bill. Green plumage with a blue-violet forehead. Found in humid montane forests from Venezuela to Bolivia at 600-1,800 m. Nectarivore specializing in long-tubed flowers. Named for its lance-like bill.