Black-throated Brilliant vs Allen's Hummingbird
Heliodoxa schreibersii เปรียบเทียบกับ Selasphorus sasin
Side-by-Side Comparison
| คุณสมบัติ | Black-throated Brilliant | Allen's Hummingbird |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Heliodoxa schreibersii | Selasphorus sasin |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 13.9 cm (5.5 in) | 8.1 cm (3.2 in) |
| น้ำหนัก | 8.5 g (0.30 oz) | 3.1500000000000004 g (0.11 oz) |
| อาหาร | Nectarivore of Amazonian foothill forest; visits large-flowered shrubs and epiphytes. Supplements with small arthropods. | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-throated Brilliant
Buzzy, sustained trill with insect-like monotony; continuous low vibration with minimal variation throughout delivery.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Black-throated Brilliant
Found in lowland and foothill humid forest from Colombia south through Ecuador, Peru, and Bolivia. 0–1,400 m.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
สถานะการอนุรักษ์
Black-throated Brilliant
Allen's Hummingbird
How to Tell Them Apart
Black-throated Brilliant
Giant Hummingbird (alt): males with iridescent blue gorget; metallic green; very large; white rump; 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
Black-throated Brilliant
A medium-sized hummingbird (11-12 cm) found in humid forests from eastern Colombia through Ecuador and Peru at 300-1,500 m. Males have a black throat patch with green glitter. Nectarivore of foothill forest. Named after the Austrian naturalist Carl von Schreibers.
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.