Purple-chested Hummingbird vs Allen's Hummingbird
Polyerata rosenbergi 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Purple-chested Hummingbird | Allen's Hummingbird |
|---|---|---|
| 学名 | Polyerata rosenbergi | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | — | 8.1 cm (3.2 in) |
| 体重 | 3.8 g (0.13 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore probing tubular flowers in humid forest. Supplements nectar diet with small insects and spiders … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Purple-chested Hummingbird
Soft, pure whistle with warm timbre; gentle sustained note barely wavering, given quietly from forest perch.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Purple-chested Hummingbird
Found in humid Pacific lowland forests from eastern Panama to western Ecuador. Resident in Chocó forest.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
保护状况
Purple-chested Hummingbird
Allen's Hummingbird
About These Birds
Purple-chested Hummingbird
A small hummingbird (8-9 cm) found in humid Pacific lowland forests from eastern Panama to western Ecuador. Males have a rich purple breast patch. Nectarivore of Chocó forest edges. Named after the German zoologist William Rosenberg.
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.