Straight-billed Hermit vs Allen's Hummingbird
Phaethornis bourcieri so với Selasphorus sasin
Side-by-Side Comparison
| Thuộc Tính | Straight-billed Hermit | Allen's Hummingbird |
|---|---|---|
| Tên Khoa Học | Phaethornis bourcieri | Selasphorus sasin |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 11,0 cm (4.3 in) | 8,1 cm (3.2 in) |
| Khối Lượng | 4,2 g (0.15 oz) | 3,1500000000000004 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore of long-tubed lowland flowers, especially Heliconia. Gleans small insects and spiders from leaf surfaces. | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Straight-billed Hermit
Crisp, musical chip note with ringing quality; single bright note repeated at measured intervals from prominent perch.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Straight-billed Hermit
Widespread in lowland Amazonia from Colombia and Venezuela south through Ecuador, Peru, and Bolivia to Brazil. 0–800 m.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Tình Trạng Bảo Tồn
Straight-billed Hermit
Allen's Hummingbird
How to Tell Them Apart
Straight-billed Hermit
Cinnamon-throated Hermit: deep iridescent violet crown; glittering green gorget; cinnamon-buff throat; buff-white undertail; decurved bill
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Straight-billed Hermit
A medium-sized hermit hummingbird (13-15 cm) found in humid lowland forests from Venezuela through Amazonia to Bolivia. Green plumage with a notably straight bill, unusual among hermits. Nectarivore of forest undergrowth. Named after the French naturalist Jules Bourcier.
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.