Buff-bellied Hermit vs Allen's Hummingbird
Phaethornis subochraceus 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Buff-bellied Hermit | Allen's Hummingbird |
|---|---|---|
| 学名 | Phaethornis subochraceus | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 10.1 cm (4.0 in) | 8.1 cm (3.2 in) |
| 体重 | 4.0 g (0.14 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore with elongated bill suited to pendant tubular flowers. Gleans small spiders and mites from … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 一腹卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Buff-bellied Hermit
Rapid, light twittering cascade; airy high notes tumbling quickly in animated sequence during courtship display flight.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Buff-bellied Hermit
Endemic to central and southwestern Brazil in cerrado woodland edges and dry forest gallery. Found at 400–900 m.
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
Buff-bellied Hermit
Allen's Hummingbird
How to Tell Them Apart
Buff-bellied Hermit
Needle-billed Hermit: heavily streaked tawny underparts; brown-olive above; pale supercilium; very fine needle-like decurved bill; streaked throat
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Buff-bellied Hermit
ボリビアとブラジル西部の熱帯林に生息するハチドリで、淡い黄土色の腹部が特徴的。アマゾン流域南西部に分布し、花蜜を主に採食する。
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.