Chestnut-bellied Hummingbird vs Allen's Hummingbird
Saucerottia castaneiventris เปรียบเทียบกับ Selasphorus sasin
Side-by-Side Comparison
| คุณสมบัติ | Chestnut-bellied Hummingbird | Allen's Hummingbird |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Saucerottia castaneiventris | Selasphorus sasin |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Near Threatened | Least Concern |
| ความยาว | — | — |
| กว้างปีก | — | 8.1 cm (3.2 in) |
| น้ำหนัก | 5.0 g (0.18 oz) | 3.1500000000000004 g (0.11 oz) |
| อาหาร | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Chestnut-bellied Hummingbird only
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Allen's Hummingbird only
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Song & Call Comparison
Chestnut-bellied Hummingbird
Melodic, flute-like phrase with clear warm quality; smooth notes flowing pleasantly in quiet forest sequence.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Chestnut-bellied Hummingbird
Endemic to the eastern Andes of Colombia at 1,400-2,700 m. Classified as Endangered due to limited range.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
สถานะการอนุรักษ์
Chestnut-bellied Hummingbird
Allen's Hummingbird
How to Tell Them Apart
Chestnut-bellied Hummingbird
Centropus menbeki: large; dark glossy black-brown; rich chestnut wings; long dark tail; red eye; New Guinea endemic coucal
Allen's Hummingbird
Fiery-throated Hummingbird (alt): males with brilliant multicolored gorget; metallic green above; females duller; pale buff below
About These Birds
Chestnut-bellied Hummingbird
A medium-sized hummingbird (9-10 cm) endemic to the eastern Andes of Colombia at 1,400-2,700 m. Males have a distinctive chestnut-red belly. Green body. Nectarivore of cloud forest and forest edges. Classified as Endangered due to limited Colombian range.
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.