Rufous-capped Thornbill vs Golden-bellied Starfrontlet
Chalcostigma ruficeps เปรียบเทียบกับ Coeligena bonapartei
Side-by-Side Comparison
| คุณสมบัติ | Rufous-capped Thornbill | Golden-bellied Starfrontlet |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Chalcostigma ruficeps | Coeligena bonapartei |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 11.6 cm (4.6 in) | 15.0 cm (5.9 in) |
| น้ำหนัก | 3.6666666666666665 g (0.13 oz) | 6.800000000000001 g (0.24 oz) |
| อาหาร | Nectarivore of Peruvian and Bolivian puna; forages at Chuquiraga and low shrubs. Catches tiny arthropods. | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Rufous-capped Thornbill only
ไม่มี
Golden-bellied Starfrontlet only
ไม่มี
Song & Call Comparison
Rufous-capped Thornbill
Melodic, descending phrase with warm timbre; clear notes stepping down smoothly in relaxed musical progression.
Golden-bellied Starfrontlet
High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.
Geographic Range & Migration
Rufous-capped Thornbill
Found on the eastern Andean slope from Ecuador south to Bolivia in lower montane forest. 1,200–2,600 m elevation.
Golden-bellied Starfrontlet
Found in cloud forest of the eastern Andes of Colombia and western Venezuela at 1,800–2,800 m.
สถานะการอนุรักษ์
Rufous-capped Thornbill
Golden-bellied Starfrontlet
How to Tell Them Apart
Rufous-capped Thornbill
Purple-crowned Plovercrest: males with glittering violet crown; metallic green above; white underparts; females green with 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
Rufous-capped Thornbill
A small hummingbird (10-11 cm) found in Andean cloud forests and páramo from Ecuador to Bolivia at 2,500-4,000 m. Rufous cap and green plumage. Nectarivore of high-altitude shrubs and Puya bromeliads. Often found near treeline in elfin forest.
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.