Black-throated Hermit vs Allen's Hummingbird
Phaethornis atrimentalis 比較対象 Selasphorus sasin
Side-by-Side Comparison
| 属性 | Black-throated Hermit | Allen's Hummingbird |
|---|---|---|
| 学名 | Phaethornis atrimentalis | Selasphorus sasin |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 7.7 cm (3.0 in) | 8.1 cm (3.2 in) |
| 体重 | 2.8 g (0.10 oz) | 3.1500000000000004 g (0.11 oz) |
| 食性 | Nectarivore of long-tubed lowland flowers, especially Heliconia. Gleans small insects and spiders from leaf surfaces. | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| 一腹卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-throated Hermit
Buzzy, insect-like trill with rapid modulation; high-frequency buzz sustained briefly then repeated after short pause.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Black-throated Hermit
Found in Amazonian foothills of Ecuador, Peru, and far western Brazil at 200–1,200 m. Uncommon and patchily distributed.
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
Black-throated Hermit
Allen's Hummingbird
How to Tell Them Apart
Black-throated Hermit
Pale-tailed Barbthroat: buffy-white underparts; olive-green above; distinct pale buff supercilium; long graduated tail; slightly decurved pink-based bill
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Black-throated Hermit
エクアドル、コロンビア、ペルーのアンデス東麓に生息するハチドリで、暗い羽毛が特徴的。沢沿いや密生した低木林に生息し、特定の花を縄張りとする。
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.