Buff-bellied Hermit vs Allen's Hummingbird
Phaethornis subochraceus 对比 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 |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 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 … |
| 产卵数 | -- | 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.
保护状况
Buff-bellied Hermit
Allen's Hummingbird
About These Birds
Buff-bellied Hermit
A small hermit hummingbird (10-12 cm) found in dry deciduous forests and cerrado of central Bolivia and western Brazil. Buff-orange belly, green upperparts, and a curved bill. Nectarivore of dry forest undergrowth. An uncommon species of semi-arid habitats.
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.