Long-billed Starthroat vs Allen's Hummingbird
Heliomaster longirostris 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Long-billed Starthroat | Allen's Hummingbird |
|---|---|---|
| 学名 | Heliomaster longirostris | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 11.7 cm (4.6 in) | 8.1 cm (3.2 in) |
| 体重 | 6.540000000000001 g (0.23 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of lowland and foothill open habitats; visits diverse flowers at forest edges and clearings. … | 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
Long-billed Starthroat
Soft, liquid notes cascading gently; mellow flowing sequence with subtle variation characteristic of Andean forest species.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Long-billed Starthroat
Widespread from southern Mexico through Central America to Bolivia, Brazil, and Trinidad. Prefers open habitats. 0–1,200 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
Long-billed Starthroat
Allen's Hummingbird
How to Tell Them Apart
Long-billed Starthroat
Stripe-breasted Starthroat (alt): tiny; males with brilliant violet gorget; metallic green above; females plain green above; spots
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Long-billed Starthroat
南メキシコから南アメリカにかけての中央・南アメリカ（標高0〜1,500 m）の低地・丘陵林縁と開けた生息地に生息する中型ハチドリ（体長12〜13 cm）。雄は白い眉毛と紫色の喉を持つ。長いくちばしで花の深い蜜を採食。
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.