Bronzy Hermit

Identification

The bronzy hermit is a diminutive hummingbird, measuring just 9 to 10 centimetres in length, with males weighing 3 to 6.5 grams and females slightly less. Both sexes share identical plumage featuring bronzy or coppery green upperparts that give the species its common name. The throat and breast are deep buff, contrasting with a paler buff belly, while the face is characterized by a distinctive white "moustache" marking against otherwise dusky features.

The sexes are subtly distinguished by bill structure rather than appearance: males possess a decurved bill with serrated edges on the maxilla, while females display a more curved bill without serrations. The tail is particularly striking, with gray-green upperside feathers tipped white, while the underside shows a striking pattern of reddish colouration near the body, blackish in the middle, and white at the tips. Central American populations have slightly longer wings than their South American counterparts, though plumage remains identical between the two.

Range & Habitat

The bronzy hermit occurs in two geographically separated populations across Central and South America. The Central American population ranges from eastern Honduras through eastern Nicaragua and into both the eastern and western regions of Costa Rica, extending into western Panama. The South American population is found from western Colombia into northwestern Ecuador, with its southern limit reaching Pichincha Province.

This species favours semi-open landscapes and demonstrates considerable habitat flexibility. It inhabits disturbed primary forest, mature secondary forest, swamp forest, and shrublands, ranging from sea level up to 750 metres elevation in Costa Rica and 800 metres in Colombia. The bronzy hermit is believed to be non-migratory throughout its range, making it a year-round resident in suitable habitats.

Behaviour & Diet

The bronzy hermit is primarily nectarivorous, feeding extensively on flowering plants such as Heliconia species. However, this hummingbird supplements its diet with small arthropods, which it typically obtains through hover-gleaning—carefully picking prey from spider webs, leaves, and twigs—with occasional forays into capturing insects in flight.

Breeding behaviour includes the construction of distinctive cone-shaped cup nests made from plant fibres bound together with spider web and decorated with lichens. These nests are attached to the underside of drooping leaves, likely providing shelter from rain and predators. Clutches consist of two eggs, and breeding seasons vary geographically, though exact timing has not been fully documented. The bronzy hermit is a vocal species, producing a distinctive high-pitched song with descending phrases of "tsee-tsee-tsi-tsi-tsitstitsi" punctuated by high-pitched "seee" notes, along with sharp "tzeeet!" flight calls.

Best Time & Places to See It

The bronzy hermit's year-round residency throughout its range means it can be encountered at any season, though specific breeding timing varies by location. The species is deemed "very common" in Colombia, making that country an excellent destination for reliable sightings. The bird's preference for semi-open habitats and forest edges makes it more accessible than species restricted to dense forest interiors, increasing chances of successful observation.

Photography Tips

Photographing this tiny hummingbird requires patience and appropriate equipment. The bronzy hermit's small size and active feeding behaviour demand fast shutter speeds and precise focusing. Position yourself near flowering Heliconia plants or other nectar sources where birds are likely to visit repeatedly. The distinctive white facial "moustache" and colourful tail pattern provide excellent identifying features to capture, while the bird's preference for semi-open habitats offers better lighting opportunities than forest-interior species.