Black-throated Brilliant vs Allen's Hummingbird
Heliodoxa schreibersii 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Black-throated Brilliant | Allen's Hummingbird |
|---|---|---|
| 学名 | Heliodoxa schreibersii | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.9 cm (5.5 in) | 8.1 cm (3.2 in) |
| 体重 | 8.5 g (0.30 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of Amazonian foothill forest; visits large-flowered shrubs and epiphytes. Supplements with small arthropods. | 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-throated Brilliant
Buzzy, sustained trill with insect-like monotony; continuous low vibration with minimal variation throughout delivery.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Black-throated Brilliant
Found in lowland and foothill humid forest from Colombia south through Ecuador, Peru, and Bolivia. 0–1,400 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-throated Brilliant
Allen's Hummingbird
How to Tell Them Apart
Black-throated Brilliant
Giant Hummingbird (alt): males with iridescent blue gorget; metallic green; very large; white rump; females plain green; spots
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Black-throated Brilliant
黑喉宝石蜂鸟分布于哥伦比亚、厄瓜多尔、秘鲁和玻利维亚的安第斯山脉东坡。雄鸟喉部黑色，体羽闪光绿色，胸部具紫蓝色斑块。栖息于山地热带雨林，以花蜜为主食，也取食昆虫。
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.