Volcano Hummingbird vs Allen's Hummingbird
Selasphorus flammula compared with Selasphorus sasin
Side-by-Side Comparison
| Attribute | Volcano Hummingbird | Allen's Hummingbird |
|---|---|---|
| Scientific Name | Selasphorus flammula | Selasphorus sasin |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 8.0 cm (3.1 in) | 8.1 cm (3.2 in) |
| Weight | 2.6999999999999997 g (0.10 oz) | 3.1500000000000004 g (0.11 oz) |
| Diet | Highland nectarivore of Costa Rican volcanoes, feeding at Fuchsia and bromeliads. Captures small arthropods for … | Feeds on nectar from coastal sage scrub and forest flowers in California. Supplements diet with … |
| Clutch Size | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Shared Habitats
Volcano Hummingbird only
Allen's Hummingbird only
None
Song & Call Comparison
Volcano Hummingbird
Sharp, crackling trill with percussive edge; rapid dry notes delivered forcefully during territorial encounter.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Volcano Hummingbird
Endemic to the highlands of Costa Rica at 1,800-3,500 m, particularly around volcanic peaks. Resident in páramo and elfin forest.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Conservation Status
Volcano Hummingbird
Allen's Hummingbird
About These Birds
Volcano Hummingbird
A tiny hummingbird (7-8 cm) endemic to the highlands of Costa Rica at 1,800-3,500 m, particularly around volcanic peaks. Males have a brilliantly colored gorget varying geographically from magenta to gray-purple. Nectarivore of páramo and high-elevation gardens.
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.