Black-eared Fairy vs Allen's Hummingbird
Heliothryx auritus 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Black-eared Fairy | Allen's Hummingbird |
|---|---|---|
| 学名 | Heliothryx auritus | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.0 cm (5.1 in) | 8.1 cm (3.2 in) |
| 体重 | 5.15 g (0.18 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore robbing nectar from large flowers in forest canopy. Gleans small spiders and soft-bodied insects … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-eared Fairy
Soft, liquid notes in gentle cascade; flowing sequence of mellow tones with subtle tremolo in misty montane forest.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Black-eared Fairy
Widespread in Amazonian lowlands from the Guianas south through Brazil and west to Colombia, Ecuador, Peru, and Bolivia. 0–700 m.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
保护状况
Black-eared Fairy
Allen's Hummingbird
How to Tell Them Apart
Black-eared Fairy
Blue-chinned Sapphire: males with shining blue chin; metallic green above; white pectoral tufts; females green above with blue-spotted throat
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Black-eared Fairy
黑耳仙蜂鸟分布于哥伦比亚至秘鲁和巴西的热带雨林。雄鸟耳部具黑色斑块，体羽闪亮绿色，尾长分叉，腹部白色。以花蜜为主食，栖息于低地雨林的冠层。常悬停在花朵旁，或直接刺穿花基盗蜜。
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.