Allen's Hummingbird vs Spot-throated Hummingbird
Selasphorus sasin 比較対象 Thaumasius taczanowskii
Side-by-Side Comparison
| 属性 | Allen's Hummingbird | Spot-throated Hummingbird |
|---|---|---|
| 学名 | Selasphorus sasin | Thaumasius taczanowskii |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 8.1 cm (3.2 in) | — |
| 体重 | 3.1500000000000004 g (0.11 oz) | 6.833333333333333 g (0.24 oz) |
| 食性 | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … | Nectarivore visiting diverse flowering plants; supplements the high-sugar nectar diet with small insects and spiders … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Spot-throated Hummingbird
Rapid, mechanical clicking in even dry rhythm; staccato notes forming steady sequence during active day.
Geographic Range & Migration
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Spot-throated Hummingbird
Found in Andean foothills of Peru at 1,500-3,000 m elevation. A Peruvian near-endemic of montane scrub.
保全状況
Allen's Hummingbird
Spot-throated Hummingbird
About These Birds
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.
Spot-throated Hummingbird
タキサノフスキースターフロントレットはペルーのアンデス山脈に生息するハチドリです。比較的高い標高の山岳森林に生息します。