Beautiful Hummingbird vs Allen's Hummingbird
Calothorax pulcher 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Beautiful Hummingbird | Allen's Hummingbird |
|---|---|---|
| 学名 | Calothorax pulcher | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 7.4 cm (2.9 in) | 8.1 cm (3.2 in) |
| 体重 | 2.6575 g (0.09 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Feeds on nectar from dry-forest flowers in Oaxaca, hovering at low scrub blooms. Catches gnats … | 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
Beautiful Hummingbird
Soft, pure whistle with plaintive character; gentle wavering tone fading gently in dense cloud forest shade.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Beautiful Hummingbird
Endemic to southwestern Mexico in Guerrero and Oaxaca. Resident in dry forest and thorn scrub at 600-2,000 m elevation.
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
Beautiful Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Beautiful Hummingbird
Broad-billed Hummingbird: males with brilliant sapphire-blue gorget; metallic green above; red-orange bill; females green above; spots
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Beautiful Hummingbird
体長9〜10cmのマゼンタの喉飾りを持つハチドリ。メキシコ南西部（ゲレーロ・オアハカ）の固有種。
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.