Royal Sunangel vs Allen's Hummingbird
Heliangelus regalis 对比 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Royal Sunangel | Allen's Hummingbird |
|---|---|---|
| 学名 | Heliangelus regalis | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 10.4 cm (4.1 in) | 8.1 cm (3.2 in) |
| 体重 | 3.95 g (0.14 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of restricted Andean endemism zone; forages at sparse Ericaceae and Gentianaceae blooms. Supplements with … | 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
Royal Sunangel
Buzzy, insect-like trill with pulsing quality; high-frequency vibration with slight amplitude modulation near blossoms.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Royal Sunangel
Endemic to a small area of the Río Marañón drainage in northern Peru at 1,800–2,800 m. Critically endangered.
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
Royal Sunangel
Allen's Hummingbird
How to Tell Them Apart
Royal Sunangel
Fire-throated Metaltail: males with glittering fire-red gorget; metallic green above; white pectoral tufts; females green with spots below
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Royal Sunangel
皇家太阳天使蜂鸟是秘鲁北部安第斯山脉东坡的特有蜂鸟。雄鸟羽色华丽，喉部呈蓝紫色，体羽深色。栖息于高海拔的云雾林和灌丛，以花蜜为食。种群稀少，分布极为局限，被列为濒危物种。
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.