Garden Emerald

SCIENTIFIC NAME: Chlorostilbon assimilis

Garden Emerald

The Garden Emerald is a small hummingbird, formerly considered to be a subspecies of the Blue-tailed Emerald.

It measures about 3.15 inches long and weighs around 2.6 grams.

Males have bronze-green upper parts, brilliant green under parts, white thighs and a deeply forked tail.

Females have gray under parts. They have a white stripe behind the eye and dusky ear patches. Tail is white-tipped and lacks the deep fork of the male.

Young birds resemble the adult females, but they have some buff feather tips.

CALL: A dry "chit".

SONG: Males' song is a thin "tsippy tsee tsee".

They visit small flowers, including those ignored by other species, and will also take tiny insects.

They are frequently chased off by larger hummingbirds.

Found in open habitats, including bushy savanna, clearings, cultivation, and gardens.

It can also be found in the Pacific lowlands and hills, locally up to an elevation of 1500 meters.

An endemic resident breeder in Costa Rica and western Panama.

Nest is a neat cup of plant fibers which is decorated with bark fragments on the outside.

The female lays 2 white eggs which she incubates alone.


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