Stripe-breasted Starthroat vs Allen's Hummingbird
Heliomaster squamosus compared with Selasphorus sasin
Side-by-Side Comparison
| Attribute | Stripe-breasted Starthroat | Allen's Hummingbird |
|---|---|---|
| Scientific Name | Heliomaster squamosus | Selasphorus sasin |
| Order | Caprimulgiformes | Caprimulgiformes |
| Family | Trochilidae | Trochilidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 11.2 cm (4.4 in) | 8.1 cm (3.2 in) |
| Weight | 5.75 g (0.20 oz) | 3.1500000000000004 g (0.11 oz) |
| Diet | Nectarivore of Brazilian savanna and forest edges; visits Mimosa and other open-country flowers. Supplements with … | 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
Stripe-breasted Starthroat
Sharp, whistled descending phrase; clean notes stepping down smoothly with melodic precision in humid forest.
Allen's Hummingbird
Deep, resonant churring trill; prolonged low buzzing sound carrying well across broad coastal mangroves.
Geographic Range & Migration
Stripe-breasted Starthroat
Found in semi-arid scrub and caatinga of eastern Brazil from Pará south to Minas Gerais. Sea level to 800 m.
Allen's Hummingbird
Breeds along the Pacific coast from Oregon to southern California. Partial migrant; some Channel Islands populations resident year-round.
Conservation Status
Stripe-breasted Starthroat
Allen's Hummingbird
About These Birds
Stripe-breasted Starthroat
A medium-sized hummingbird (12-13 cm) found in cerrado and dry forests of eastern and central Brazil. Green plumage with a striped breast and glittering purple throat. Nectarivore of open woodland and garden flowers. A Brazilian near-endemic.
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.