Allen's Hummingbird vs Fiery Topaz
Selasphorus sasin เปรียบเทียบกับ Topaza pyra
Side-by-Side Comparison
| คุณสมบัติ | Allen's Hummingbird | Fiery Topaz |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Selasphorus sasin | Topaza pyra |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 8.1 cm (3.2 in) | 15.2 cm (6.0 in) |
| น้ำหนัก | 3.1500000000000004 g (0.11 oz) | 12.8 g (0.45 oz) |
| อาหาร | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … | Primarily nectar-feeding; uses exceptionally curved bill to access heliconia blossoms; supplements with small insects. |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Fiery Topaz
Gentle, whistled three-note phrase with falling inflection; soft, pure tones delivered slowly with expressive melodic quality.
Geographic Range & Migration
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Fiery Topaz
Found in the western Amazon basin from Colombia and Ecuador south to Peru and Bolivia. Resident in lowland and foothill forest along rivers.
สถานะการอนุรักษ์
Allen's Hummingbird
Fiery Topaz
How to Tell Them Apart
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
Fiery Topaz
Males fiery orange-red body with glittering golden-orange gorget; elongated crossed purplish tail feathers; female bronze-green above, cinnamon below; Amazonian species with slightly more orange tone than Crimson Topaz.
About These Birds
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.
Fiery Topaz
A spectacular, large hummingbird (18-20 cm) of the western Amazon basin. Male has a brilliant fiery-red throat and breast with iridescent golden-green upperparts. Nectarivore of lowland rainforest canopy. Found in Colombia, Ecuador, Peru, and western Brazil. Visits Heliconia and other large tropical flowers.