Anna's Hummingbird vs Coppery Thorntail
Calypte anna 비교 대상 Discosura letitiae
Side-by-Side Comparison
| 속성 | Anna's Hummingbird | Coppery Thorntail |
|---|---|---|
| 학명 | Calypte anna | Discosura letitiae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Data Deficient |
| 체장 | 10.0 cm (3.9 in) | — |
| 날개 폭 | 12.0 cm (4.7 in) | 7.5 cm (3.0 in) |
| 체중 | 4.3 g (0.15 oz) | 2.8 g (0.10 oz) |
| 식성 | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Nectarivore with elongated tail foraging at high canopy blooms. Catches small insects near flowering trees. |
| 산란 수 | 2 | -- |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Anna's Hummingbird
Chaparral, coastal sage scrub, gardens, parks, and open woodland along the Pacific coast. One of few hummingbirds not fully migratory.
Song & Call Comparison
Anna's Hummingbird
Male produces a complex, scratchy song with buzzy 'dzzzzt' notes. Gives a nasal 'chee-chee-chee'. Males sing year-round, even in winter; one of few hummingbirds with true song.
Coppery Thorntail
Soft, high peep followed by short buzzy trill; quiet introductory note launching into brief rough continuation.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Coppery Thorntail
Known only from Bolivia; restricted range in humid lowland forest of the Beni region. 150–500 m elevation.
보전 상태
Anna's Hummingbird
Coppery Thorntail
How to Tell Them Apart
Anna's Hummingbird
Metallic bronze-green upperparts. Males have an iridescent rose-red crown and gorget. Females have green upperparts with grey underparts and a small red gorget patch.
Medium-length, straight, thin black bill
Coppery Thorntail
Rufous Puffleg: males shining bronze-green; iridescent teal gorget; white underparts; large rufous leg puffs; females duller with spots
About These Birds
Anna's Hummingbird
안나 벌새는 북아메리카 서해안에 서식하는 중간 크기의 벌새입니다. 수컷은 화려한 핫핑크색의 목 깃털을 가지고 있으며, 꽃에서 꿀을 먹고 작은 곤충도 잡아먹습니다.
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.