Empress Brilliant vs Ruby-throated Hummingbird

Heliodoxa imperatrix compared with Archilochus colubris

Side-by-Side Comparison

Attribute Empress Brilliant Ruby-throated Hummingbird
Scientific Name Heliodoxa imperatrix Archilochus colubris
Order Caprimulgiformes Caprimulgiformes
Family Trochilidae Trochilidae
Conservation Status Least Concern Least Concern
Length 8.5 cm (3.3 in)
Wingspan 14.6 cm (5.7 in) 11.0 cm (4.3 in)
Weight 8.8 g (0.31 oz) 3.1 g (0.11 oz)
Diet Nectarivore of Colombian Pacific slope cloud forest; forages at Ericaceae and Heliconia. Supplements with small … Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over …
Clutch Size 1 2
Population Trend

Size Comparison

Body Length
Empress Brilliant
Ruby-throated Hummingbird 8.5 cm
Wingspan
Empress Brilliant 14.6 cm
Ruby-throated Hummingbird 11.0 cm
Weight
Empress Brilliant 8.8 g
Ruby-throated Hummingbird 3.1 g

Habitat Comparison

Shared Habitats

Empress Brilliant only

None

Ruby-throated Hummingbird only

None

Ruby-throated Hummingbird

Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.

Song & Call Comparison

Empress Brilliant

Song

High, crystalline series of musical notes; clear bright sequence ascending smoothly in characteristically cheerful manner.

Ruby-throated Hummingbird

Song

Soft, high-pitched chattering and twittering 'chee-dit'. Also produces a thin 'tik' call in flight. Wing beats create an audible high-pitched humming buzz during hovering.

Geographic Range & Migration

Empress Brilliant

Found on the Pacific slope of Colombia and Ecuador in humid lowland and foothill forest. Sea level to 1,200 m.

Ruby-throated Hummingbird

Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.

Conservation Status

Least Concern

Empress Brilliant

Least Concern

Ruby-throated Hummingbird

How to Tell Them Apart

Empress Brilliant

Ruby-throated Hummingbird

Plumage

Metallic green upperparts and greyish-white underparts. Males have a brilliant iridescent ruby-red gorget that appears black in poor light. Females lack the gorget.

Bill

Long, straight, thin black bill adapted for probing flowers

About These Birds

Empress Brilliant

A large hummingbird (13-14 cm) found in humid forests of western Colombia and Ecuador at 400-1,600 m. Males have an iridescent green crown and violet-blue throat. Nectarivore of Chocó forest. Named Empress for the regal appearance. Classified as Near Threatened.

Ruby-throated Hummingbird

The ruby-throated hummingbird is the only breeding hummingbird in eastern North America. These tiny birds beat their wings about 53 times per second and can fly backwards, sideways, and even briefly upside down. They make an extraordinary non-stop 800 km crossing of the Gulf of Mexico during migration.

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