Mountain Velvetbreast vs Allen's Hummingbird
Lafresnaya lafresnayi 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Mountain Velvetbreast | Allen's Hummingbird |
|---|---|---|
| 学名 | Lafresnaya lafresnayi | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 12.7 cm (5.0 in) | 8.1 cm (3.2 in) |
| 体重 | 5.6 g (0.20 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of Colombian and Venezuelan Andean cloud forest; visits Ericaceae and Fuchsia. Gleans small arthropods … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Mountain Velvetbreast
Sharp, staccato chips in rapid sequence; clean emphatic notes delivered with rising intensity near territorial dispute.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Mountain Velvetbreast
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,400–3,200 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
Mountain Velvetbreast
Allen's Hummingbird
How to Tell Them Apart
Mountain Velvetbreast
Rufous-capped Thornbill: males with ruby gorget; metallic green; rufous-capped; females green above; spotted buff underparts; tiny
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Mountain Velvetbreast
A medium-sized hummingbird (12-13 cm) found in Andean cloud forests from Venezuela to Peru at 2,000-3,500 m. Males have a velvety black breast with green iridescence. Long, slightly decurved bill. Nectarivore of montane forest, visiting Ericaceae and Fuchsia flowers.
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.