Gray's Hummingbird vs Allen's Hummingbird
Chrysuronia grayi so với Selasphorus sasin
Side-by-Side Comparison
| Thuộc Tính | Gray's Hummingbird | Allen's Hummingbird |
|---|---|---|
| Tên Khoa Học | Chrysuronia grayi | 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 | 5,6499999999999995 g (0.20 oz) | 3,1500000000000004 g (0.11 oz) |
| Chế Độ Ăn | Hovering nectarivore of lowland and montane forest, probing Heliconia and garden flowers. Supplements with insects … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Số Trứng | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Gray's Hummingbird only
Allen's Hummingbird only
Không
Song & Call Comparison
Gray's Hummingbird
Sharp, emphatic chip followed by short buzzy trill; clean staccato onset launching into brief rough cascade.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Gray's Hummingbird
Found in western Ecuador. Resident in lowland and foothill forest edges. Limited ecological data available.
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
Gray's Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Gray's Hummingbird
Chinese Coucal: dark brown above; rufous wings; pale buff below; long dark tail; red eye; winter plumage streaked; Asian coucal
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Gray's Hummingbird
A medium-sized hummingbird found in western Ecuador. Green plumage. Nectarivore of lowland and foothill forest edges. Named after George Robert Gray. Sometimes treated as a subspecies. Limited ecological data available.
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.