Cozumel Emerald vs Allen's Hummingbird
Cynanthus forficatus 비교 대상 Selasphorus sasin
Side-by-Side Comparison
| 속성 | Cozumel Emerald | Allen's Hummingbird |
|---|---|---|
| 학명 | Cynanthus forficatus | Selasphorus sasin |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | — | 8.1 cm (3.2 in) |
| 체중 | 2.5 g (0.09 oz) | 3.1500000000000004 g (0.11 oz) |
| 식성 | Nectarivore specialising in tubular blossoms; supplements the floral nectar diet with tiny insects and spiders … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 산란 수 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Cozumel Emerald
Soft, high-pitched twittering barely audible; delicate minute notes cascading gently near flowering trees.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Cozumel Emerald
Endemic to Cozumel Island off the Yucatán Peninsula, Mexico. Classified as Vulnerable due to its tiny island range.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
보전 상태
Cozumel Emerald
Allen's Hummingbird
How to Tell Them Apart
Cozumel Emerald
Edward's Hummingbird: males with iridescent blue gorget; metallic green above; white underparts; females green above; spotted below
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Cozumel Emerald
9–10 cm의 중형 벌새로 멕시코 유카탄 반도 코수멜 섬 고유종. 갈라진 꼬리를 가진 녹색 깃털. 섬의 열대림과 정원에서 꿀을 먹는다. 매우 분포 제한적인 섬 고유종. 취약종으로 분류.
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.