Allen's Hummingbird vs Spot-throated Hummingbird
Selasphorus sasin so với Thaumasius taczanowskii
Side-by-Side Comparison
| Thuộc Tính | Allen's Hummingbird | Spot-throated Hummingbird |
|---|---|---|
| Tên Khoa Học | Selasphorus sasin | Thaumasius taczanowskii |
| 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 | 3,1500000000000004 g (0.11 oz) | 6,833333333333333 g (0.24 oz) |
| Chế Độ Ăn | 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 … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Allen's Hummingbird only
Không
Spot-throated Hummingbird only
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.
Tình Trạng Bảo Tồn
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
A medium-sized hummingbird (10-11 cm) found in Andean foothills of Peru at 1,500-3,000 m. Green plumage with spotted throat. Nectarivore of montane scrub and forest edges. Named after the Polish ornithologist Władysław Taczanowski. A Peruvian near-endemic.