Coppery-bellied Puffleg vs Allen's Hummingbird
Eriocnemis cupreoventris compared with Selasphorus sasin
Side-by-Side Comparison
| Attribute | Coppery-bellied Puffleg | Allen's Hummingbird |
|---|---|---|
| Scientific Name | Eriocnemis cupreoventris | Selasphorus sasin |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 12.6 cm (5.0 in) | 8.1 cm (3.2 in) |
| Weight | 5.1 g (0.18 oz) | 3.1500000000000004 g (0.11 oz) |
| Diet | Nectarivore of Venezuelan Andean montane forest; visits Ericaceae and Fuchsia. Gleans small insects from flower … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Clutch Size | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Coppery-bellied Puffleg
Thin, sibilant hiss with buzzy overtone; faint high-frequency trill barely audible in dense Andean cloud forest.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Coppery-bellied Puffleg
Found in cloud forests and scrub of Colombia and northern Venezuela at 1,800–3,200 m. Uncommon.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Conservation Status
Coppery-bellied Puffleg
Allen's Hummingbird
About These Birds
Coppery-bellied Puffleg
A small hummingbird (10-11 cm) endemic to the eastern Andes of Colombia at 1,800-3,000 m. Males have a coppery-orange belly and white leg puffs. Nectarivore of cloud forest and forest edges. Classified as Vulnerable due to limited Colombian range and habitat loss.
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.