Golden-bellied Starfrontlet vs Blue-bearded Helmetcrest
Coeligena bonapartei в сравнении с Oxypogon cyanolaemus
Side-by-Side Comparison
| Характеристика | Golden-bellied Starfrontlet | Blue-bearded Helmetcrest |
|---|---|---|
| Научное название | Coeligena bonapartei | Oxypogon cyanolaemus |
| Отряд | Caprimulgiformes | Caprimulgiformes |
| Семейство | Trochilidae | Trochilidae |
| Охранный статус | Least Concern | Endangered |
| Длина | — | — |
| Размах крыльев | 15,0 cm (5.9 in) | 14,0 cm (5.5 in) |
| Масса | 6,800000000000001 g (0.24 oz) | 4,8 g (0.17 oz) |
| Питание | Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects … | Nectarivore of Venezuelan páramo; forages at Espeletia and Ericaceae blooms in cold conditions. Catches small … |
| Размер кладки | 2 | -- |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Нет
Golden-bellied Starfrontlet only
Blue-bearded Helmetcrest only
Song & Call Comparison
Golden-bellied Starfrontlet
High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.
Blue-bearded Helmetcrest
Rapid, mechanical clicking in even rhythm; dry staccato notes forming continuous even sequence typical of swift.
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-bearded Helmetcrest
Endemic to the Sierra Nevada de Santa Marta, Colombia, in high páramo at 3,000–4,600 m. Critically endangered.
Охранный статус
Golden-bellied Starfrontlet
Blue-bearded Helmetcrest
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-bearded Helmetcrest
Blue-chested Hummingbird: males with glittering blue-green gorget; metallic bronze-green above; females green above; buff underparts
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-bearded Helmetcrest
A small hummingbird (11-12 cm) endemic to the Sierra Nevada de Santa Marta, Colombia, at 3,500-4,700 m. Males have a blue beard and erect crest. Critically Endangered due to extremely restricted páramo habitat on an isolated mountain range.