Coppery Thorntail vs Allen's Hummingbird
Discosura letitiae 비교 대상 Selasphorus sasin
Side-by-Side Comparison
| 속성 | Coppery Thorntail | Allen's Hummingbird |
|---|---|---|
| 학명 | Discosura letitiae | Selasphorus sasin |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Data Deficient | Least Concern |
| 체장 | — | — |
| 날개 폭 | 7.5 cm (3.0 in) | 8.1 cm (3.2 in) |
| 체중 | 2.8 g (0.10 oz) | 3.1500000000000004 g (0.11 oz) |
| 식성 | Nectarivore with elongated tail foraging at high canopy blooms. Catches small insects near flowering trees. | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 산란 수 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Coppery Thorntail
Soft, high peep followed by short buzzy trill; quiet introductory note launching into brief rough continuation.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Coppery Thorntail
Known only from Bolivia; restricted range in humid lowland forest of the Beni region. 150–500 m elevation.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
보전 상태
Coppery Thorntail
Allen's Hummingbird
How to Tell Them Apart
Coppery Thorntail
Rufous Puffleg: males shining bronze-green; iridescent teal gorget; white underparts; large rufous leg puffs; females duller with spots
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Coppery Thorntail
7–8 cm의 소형 벌새로 볼리비아에서 극소수 표본만 수집되었다. 구리색 깃털. 생태나 현재 상태에 대해 거의 알려진 바가 없다. 가장 신비로운 벌새 중 하나로 희귀하거나 간과되었을 수 있다. 추가 현장 조사가 필요하다.
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.