Allen's Hummingbird vs Green-crowned Plovercrest
Selasphorus sasin 比較対象 Stephanoxis lalandi
Side-by-Side Comparison
| 属性 | Allen's Hummingbird | Green-crowned Plovercrest |
|---|---|---|
| 学名 | Selasphorus sasin | Stephanoxis lalandi |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 8.1 cm (3.2 in) | 9.6 cm (3.8 in) |
| 体重 | 3.1500000000000004 g (0.11 oz) | 3.15 g (0.11 oz) |
| 食性 | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … | Nectarivore of Atlantic Forest in Brazil, probing at Lobelia and bromeliads. Supplements diet with small … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Green-crowned Plovercrest
Deep, hollow churring resonant trill; prolonged low buzzing sound vibrating through dense tropical riparian forest.
Geographic Range & Migration
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Green-crowned Plovercrest
Found in southeastern Brazil, eastern Paraguay, and northeastern Argentina. Resident in Atlantic Forest and cerrado edges.
保全状況
Allen's Hummingbird
Green-crowned Plovercrest
About These Birds
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.
Green-crowned Plovercrest
A small hummingbird (9-10 cm) found in southeastern Brazil, eastern Paraguay, and northeastern Argentina. Males have a distinctive green crest resembling a plover's. Nectarivore of Atlantic Forest and cerrado edges. Named plovercrest for the erect green crest.