Green-fronted Hummingbird vs Allen's Hummingbird
Leucolia viridifrons so với Selasphorus sasin
Side-by-Side Comparison
| Thuộc Tính | Green-fronted Hummingbird | Allen's Hummingbird |
|---|---|---|
| Tên Khoa Học | Leucolia viridifrons | Selasphorus sasin |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 8,1 cm (3.2 in) |
| Khối Lượng | 6,166666666666667 g (0.22 oz) | 3,1500000000000004 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore visiting diverse flowering plants; supplements the high-sugar nectar diet with small insects and spiders … | 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
Green-fronted Hummingbird
Deep, hollow churring resonant sound; low-frequency buzzing trill carrying well through humid forest edge.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Green-fronted Hummingbird
Endemic to the Pacific slope of Mexico from Sonora to Oaxaca. Resident in tropical deciduous forest.
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
Green-fronted Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Green-fronted Hummingbird
Buff-headed Coucal: buff-white head; dark brown back; rufous wings; pale underparts; long dark tail; red eye; striking head pattern
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Green-fronted Hummingbird
A medium-sized hummingbird (10-11 cm) endemic to the Pacific slope of Mexico from Sonora to Oaxaca. Males have a green forehead and white breast. Nectarivore of tropical deciduous forest and thorn scrub. A Mexican endemic.
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.