Gould's Brilliant vs Allen's Hummingbird
Heliodoxa aurescens 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Gould's Brilliant | Allen's Hummingbird |
|---|---|---|
| 学名 | Heliodoxa aurescens | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 12.2 cm (4.8 in) | 8.1 cm (3.2 in) |
| 体重 | 5.975 g (0.21 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of Ecuadorian and Peruvian cloud forest; aggressively defends Ericaceae patches. Takes small insects for … | 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
Gould's Brilliant
Soft, pure whistle with tremulous quality; gentle wavering note given quietly from shaded perch in dense thicket.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Gould's Brilliant
Found in Amazonian lowland forest from Colombia and Venezuela south through Ecuador, Peru, and Bolivia to Brazil. 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.
保全状況
Gould's Brilliant
Allen's Hummingbird
How to Tell Them Apart
Gould's Brilliant
Black-backed Thornbill (alt): tiny; males with brilliant violet gorget; metallic green above; white flanks; 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
Gould's Brilliant
アマゾン流域の縁辺から隣接するアンデスの麓（標高200〜1,200 m）にかけての低地・丘陵林に生息するハチドリ（体長11〜12 cm）。雄は光沢のある緑色の羽衣と紫色の尾基部を持つ。林縁・二次林の蜜食性。フクロウハチドリの仲間。
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.