Coppery Emerald vs Allen's Hummingbird
Chlorostilbon russatus 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Coppery Emerald | Allen's Hummingbird |
|---|---|---|
| 学名 | Chlorostilbon russatus | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 8.7 cm (3.4 in) | 8.1 cm (3.2 in) |
| 体重 | 3.3 g (0.12 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of Venezuelan highlands, visiting small tubular flowers. Takes insects and spiders to supplement floral … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Coppery Emerald
Sharp, piercing screech with shrill intensity; sudden loud rough call issuing during aerial territorial chase.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Coppery Emerald
Found in humid montane forests from Colombia to Venezuela at 600-2,000 m elevation. Resident in Andean foothills.
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
Coppery Emerald
Allen's Hummingbird
How to Tell Them Apart
Coppery Emerald
Blue-green Hummingbird (Chionomesa): males with brilliant blue-green gorget; metallic green above; females green above; spotted
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Coppery Emerald
A small hummingbird (8-9 cm) found in humid montane forests from Colombia to Venezuela at 600-2,000 m. Bright copper-green plumage. Nectarivore of cloud forest edges and gardens. A relatively uncommon Andean foothill species.
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.