Steely-vented Hummingbird vs Allen's Hummingbird
Saucerottia saucerottei so với Selasphorus sasin
Side-by-Side Comparison
| Thuộc Tính | Steely-vented Hummingbird | Allen's Hummingbird |
|---|---|---|
| Tên Khoa Học | Saucerottia saucerottei | 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 | 4,45 g (0.16 oz) | 3,1500000000000004 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore of Colombian Caribbean lowlands, visiting diverse flowering trees. Supplements with 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
Steely-vented Hummingbird
Thin, high-pitched twittering barely perceptible; delicate notes cascading gently near high-elevation flowers.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Steely-vented Hummingbird
Found in varied habitats from Colombia to Venezuela. Resident in forest edges, gardens, and open country.
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
Steely-vented Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Steely-vented Hummingbird
Greater Coucal: glossy blue-black head and underparts; rich chestnut wings; red eye; long graduated black tail; sexually similar
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Steely-vented Hummingbird
A medium-sized hummingbird (9-10 cm) found in varied habitats from Colombia to Venezuela. Green plumage with a steely-blue vent. Nectarivore of forest edges, gardens, and open country. One of the most common garden hummingbirds in northern South America.
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.