
Copper Sunbird
Cinnyris cupreus
A widespread African sunbird whose males appear almost entirely black at a distance but glow coppery-purple and bronze-green in good light.
- Feather type
- Iridescent contour feathers appearing dark in poor light
- Colours
- Metallic coppery-purple to bronze-green, appearing black in dim light
- Bird size
- Small, ~12-13 cm
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Overview
Overview
The Copper Sunbird is found across a broad swath of sub-Saharan Africa, from savanna woodland to forest edges and gardens. Males appear nearly black in poor light but reveal rich coppery-purple and bronze-green iridescence when sunlight catches their feathers directly. Females are plain and yellow-bellied, making the sexes easy to tell apart.
- Family: sunbirds (Nectariniidae)
- Diet: nectar and small insects
- Range: sub-Saharan Africa, widely distributed
Identifying the Feather
Feather Identification
- Overall color: male body feathers appear blackish in shade but flash coppery-purple, bronze, and green iridescence in direct light.
- Head: crown and throat show the strongest metallic sheen, often with a purplish cast.
- Underparts: belly feathers in males are dark, without the yellow seen in females.
- Flight feathers: wings and tail are dull blackish-brown, non-iridescent.
- Vs. similar species: the overall dark, coppery iridescent male plumage without a contrasting bright chest band helps separate it from double-collared sunbirds.
Plumage & Molt
Plumage Notes
Adult males show glossy dark coppery-purple to bronze-green plumage year-round, brightest when feathers are fresh after molt. Females are olive-brown above and pale yellow below, entirely lacking iridescence. Juveniles resemble females until males molt into full adult coloration.
Habitat & Range
Habitat & Range
The Copper Sunbird occupies savanna woodland, forest edge, riverine growth, and gardens across a wide range of sub-Saharan Africa, from West Africa through the Congo Basin to parts of East Africa. It is largely resident with some local seasonal movements tied to flowering.
Behavior & Field Notes
Behavior
This sunbird feeds on nectar from a variety of flowering trees and shrubs, supplementing its diet with small insects and spiders. It builds a small pouch nest suspended from a branch. The song is a simple, high-pitched warbling, and calls include sharp chips given during feeding disputes.
Frequently asked questions
Why does the Copper Sunbird sometimes look completely black?
Its iridescent feathers only reveal their coppery-purple and bronze-green colors in direct light; in shade or dim conditions, the plumage appears blackish.
How do female Copper Sunbirds differ from males?
Females are plain olive-brown above with pale yellow underparts and lack any iridescent sheen.
Where is the Copper Sunbird found?
It is widespread across sub-Saharan Africa, occupying savanna woodland, forest edges, and gardens.
What kind of nest does this species build?
It builds a small, hanging pouch-shaped nest suspended from a branch, typically constructed by the female.
Copper Sunbird guides
In-depth guides for identifying and understanding Copper Sunbird.
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