Royal Sunangel vs Allen's Hummingbird
Heliangelus regalis 比較対象 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 |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | — |
| 翼開長 | 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 … |
| 一腹卵数 | 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.
保全状況
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
ペルー北部アンデスのごく限られた範囲（標高1,500〜2,500 m）に固有の見事なハチドリ（体長10〜12 cm）。雄は鮮やかな深い青色の喉と叉状の尾を持つ。コルディレラ・デル・コンドルの極めて限られた分布域により絶滅危惧種に分類。雲霧林の蜜食性。
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.