Rufous-webbed Brilliant vs Allen's Hummingbird
Heliodoxa branickii so với Selasphorus sasin
Side-by-Side Comparison
| Thuộc Tính | Rufous-webbed Brilliant | Allen's Hummingbird |
|---|---|---|
| Tên Khoa Học | Heliodoxa branickii | Selasphorus sasin |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 12,5 cm (4.9 in) | 8,1 cm (3.2 in) |
| Khối Lượng | 5,54 g (0.20 oz) | 3,1500000000000004 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore of Peruvian montane forest; visits Ericaceae and Heliconia flowers. Catches small insects in aerial … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rufous-webbed Brilliant
Sharp, mechanical clicks in rapid succession; dry staccato notes forming even sequence, distinctly clicking in character.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Rufous-webbed Brilliant
Found in cloud forest on the eastern Andean slope of Peru and Bolivia. 1,000–2,400 m elevation.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Tình Trạng Bảo Tồn
Rufous-webbed Brilliant
Allen's Hummingbird
How to Tell Them Apart
Rufous-webbed Brilliant
Sword-billed Hummingbird (alt): males with glittering purple gorget; extremely long bill; metallic green above; females green with spots
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Rufous-webbed Brilliant
A medium-sized hummingbird (12-13 cm) found in Andean cloud forests of Peru and Bolivia at 1,500-2,800 m. Green plumage with rufous webbing on wing feathers visible in flight. Nectarivore of montane forest. Named for the rufous inner web of flight feathers.
Allen's Hummingbird
A small hummingbird (8-9 cm) breeding along the Pacific coast from Oregon to southern California. Males have an orange-red throat and rufous flanks. Closely related to Rufous Hummingbird. Partial migrant; some populations resident on Channel Islands. Named after Thomas Allen.