Ruby-topaz Hummingbird vs Allen's Hummingbird
Chrysolampis mosquitus 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Ruby-topaz Hummingbird | Allen's Hummingbird |
|---|---|---|
| 学名 | Chrysolampis mosquitus | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 10.8 cm (4.3 in) | 8.1 cm (3.2 in) |
| 体重 | 3.75 g (0.13 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of savanna, garden, and scrub flowers in open lowlands. Catches small insects in brief … | 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
Ruby-topaz Hummingbird
Soft, melodic warbling with lilting rhythm; gentle notes rising and falling in unhurried phrases through shaded thicket.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Ruby-topaz Hummingbird
Found from Trinidad and Venezuela through the Guianas and Amazonian Brazil to Colombia. Prefers dry open woodland. 0–1,000 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
Ruby-topaz Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Ruby-topaz Hummingbird
Glittering-bellied Emerald: shining bronze-green above; glittering violet-purple gorget; white underparts; females green above with 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
Ruby-topaz Hummingbird
红宝石蜂鸟(Chrysolampis mosquitus)是一种体长8-9厘米、色彩鲜艳的小型蜂鸟。雄鸟具闪耀的红宝石色头冠和金黄色喉部。分布于特立尼达、委内瑞拉及巴西北部，栖息于开阔林地和花园中，以花蜜为食。
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.