Lyre-tailed Hummingbird vs Blue-bearded Helmetcrest
Nesophlox lyrura so với Oxypogon cyanolaemus
Side-by-Side Comparison
| Thuộc Tính | Lyre-tailed Hummingbird | Blue-bearded Helmetcrest |
|---|---|---|
| Tên Khoa Học | Nesophlox lyrura | Oxypogon cyanolaemus |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Endangered |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 8,0 cm (3.1 in) | 14,0 cm (5.5 in) |
| Khối Lượng | 2,425 g (0.09 oz) | 4,8 g (0.17 oz) |
| Chế Độ Ăn | Nectarivore probing tubular flowers in humid forest. Supplements nectar diet with small insects and spiders … | Nectarivore of Venezuelan páramo; forages at Espeletia and Ericaceae blooms in cold conditions. Catches small … |
| Số Trứng | 2 | -- |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Lyre-tailed Hummingbird only
Blue-bearded Helmetcrest only
Song & Call Comparison
Lyre-tailed Hummingbird
Sharp, emphatic chip note with metallic quality; single clean staccato sound repeated at measured intervals.
Blue-bearded Helmetcrest
Rapid, mechanical clicking in even rhythm; dry staccato notes forming continuous even sequence typical of swift.
Geographic Range & Migration
Lyre-tailed Hummingbird
Endemic to Jamaica. Resident in forests and gardens across the island from lowlands to highlands.
Blue-bearded Helmetcrest
Endemic to the Sierra Nevada de Santa Marta, Colombia, in high páramo at 3,000–4,600 m. Critically endangered.
Tình Trạng Bảo Tồn
Lyre-tailed Hummingbird
Blue-bearded Helmetcrest
How to Tell Them Apart
Lyre-tailed Hummingbird
Mexican Woodnymph: males with glittering violet gorget; metallic green above; white flanks; females green above; spotted white 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
Lyre-tailed Hummingbird
A small hummingbird (10-11 cm) endemic to Jamaica. Males have a deeply forked, lyre-shaped tail. Green plumage. Nectarivore of forest and garden flowers. Recently split from Bahama Woodstar. A Jamaican near-endemic.
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.