Violet-headed Hummingbird vs Allen's Hummingbird
Klais guimeti 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Violet-headed Hummingbird | Allen's Hummingbird |
|---|---|---|
| 学名 | Klais guimeti | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 9.7 cm (3.8 in) | 8.1 cm (3.2 in) |
| 体重 | 2.775 g (0.10 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Feeds on nectar from lowland and foothill flowers in humid Central and South America. Supplements … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Violet-headed Hummingbird
Harsh, emphatic screech with forceful projection; loud rough call carrying across open terrain assertively.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Violet-headed Hummingbird
Found in humid forests from Honduras to Bolivia at 400-1,500 m elevation. Resident in lowland and foothill forests.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
保全状況
Violet-headed Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Violet-headed Hummingbird
Purple-crested Turaco: brilliant iridescent violet-purple crest; glossy green mantle; crimson flight feathers; red orbital ring; dark bill
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Violet-headed Hummingbird
A small hummingbird (8 cm) found in humid forests from Honduras to Bolivia at 400-1,500 m. Males have an iridescent violet-blue head. Green body. Nectarivore of forest edges and gaps. Named after the French ornithologist Jules Bourcier, who described it as Guimet's specimen.
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.