Rufous-tailed Hummingbird vs Allen's Hummingbird
Amazilia tzacatl 비교 대상 Selasphorus sasin
Side-by-Side Comparison
| 속성 | Rufous-tailed Hummingbird | Allen's Hummingbird |
|---|---|---|
| 학명 | Amazilia tzacatl | Selasphorus sasin |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 11.3 cm (4.4 in) | 8.1 cm (3.2 in) |
| 체중 | 5.04 g (0.18 oz) | 3.1500000000000004 g (0.11 oz) |
| 식성 | Common lowland nectarivore of Central America; visits Heliconia, banana, and garden flowers. Supplements with insects … | 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
Rufous-tailed Hummingbird
Deep, resonant trill with buzzing character; powerful churring vibration carrying across open hillside.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Rufous-tailed Hummingbird
Widely distributed from Mexico through Central America to western Ecuador. Resident in varied lowland habitats.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
보전 상태
Rufous-tailed Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Rufous-tailed Hummingbird
Rufous Coucal: entirely rufous-brown overall; long dark graduated tail; red eye; monochromatic rufous plumage; sexually similar
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Rufous-tailed Hummingbird
멕시코에서 중앙아메리카를 거쳐 베네수엘라 서부까지 넓게 분포하는 중형 벌새(10~11cm). 메탈릭 초록 윗면과 적갈색 꼬리가 특징이다. 꽃의 꿀과 작은 곤충을 먹는다.
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.