Tapajos Hermit vs Allen's Hummingbird
Phaethornis aethopygus 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Tapajos Hermit | Allen's Hummingbird |
|---|---|---|
| 学名 | Phaethornis aethopygus | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | — |
| 翼展 | 8.2 cm (3.2 in) | 8.1 cm (3.2 in) |
| 体重 | 3.0 g (0.11 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectar generalist visiting a wide range of forest flowers; also catches small arthropods by aerial … | 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
Tapajos Hermit
Rapid, bubbling series of soft notes; pleasant liquid twittering reminiscent of water over pebbles in a shallow stream.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Tapajos Hermit
Found in the Amazon basin in Brazil, primarily along the Tapajós River and its tributaries. Resident in humid lowland forest undergrowth.
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
Tapajos Hermit
Allen's Hummingbird
How to Tell Them Apart
Tapajos Hermit
Small hermit; bronze-green upperparts with orange-buff rump; pale buff underparts with faint streaking; pale supercilium; white-tipped elongated central tail feathers; Amazonian species recently split; orange-buff rump distinctive among small hermits.
Allen's Hummingbird
About These Birds
Tapajos Hermit
A small hermit hummingbird (10-11 cm) found along the Tapajós River basin in central Brazil. Green plumage with rufous underparts. Nectarivore of forest undergrowth. Recently described as a species distinct from other Phaethornis hermits based on vocal and plumage differences.
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.