Birds
Painted Bunting
Passerina ciris · also called nonpareil
A male painted bunting looks less like a real bird and more like a child’s crayon drawing of one: a blue head, a fire-red belly, and a green back, all on a songbird barely the size of a sparrow. Early naturalists were so struck by the combination that they named it the nonpareil — without equal — and yet the bird is so shy that most people hear its song from deep in the shrubbery long before they ever manage to see it.
Overview
The painted bunting, Passerina ciris, breeds in two separate populations — across the south-central United States and northern Mexico, and a smaller, distinct group along the Atlantic coast from North Carolina to Florida. It forages mainly on seeds, switching to insects to feed nestlings.
Every colour at once
The male’s blue, red, and green plumage is essentially unmatched among North American birds, while the female and young are a plain, camouflaging yellow-green — one of the continent’s most extreme cases of male-female plumage difference. Despite his colours, the male is often shy and hidden, and territorial males can fight rivals with real, sustained aggression.
Status
Least Concern but decreasing, especially the smaller Atlantic coast population, pressured by coastal development, shrubland habitat loss, and a history of illegal trapping for the cage-bird trade.
Painted Bunting: common questions
Why is the painted bunting called the nonpareil?
Early European settlers and naturalists in North America gave the male painted bunting the French name nonpareil, meaning without equal, because its combination of a blue head, red underside, and green back was unlike the plumage of any other bird they had encountered, appearing to combine more strong, contrasting colours in one small songbird than seemed possible. The name has persisted in some regional and historical usage alongside the more common name painted bunting, both referring to the same strikingly colourful species.
Why do male and female painted buntings look so different?
The male's extravagant blue, red, and green plumage functions primarily in attracting mates and signalling quality or dominance to rival males, a trait favoured by sexual selection despite making the bird more visible to predators. The female, in contrast, needs to remain inconspicuous while incubating eggs and caring for young, so a plain yellow-green plumage that blends into leaves and shrubby cover offers a significant survival advantage, resulting in one of the most extreme examples of male-female plumage difference among North American songbirds.
Are painted buntings hard to see even though they are so colourful?
Yes, somewhat counterintuitively, despite the male's vivid colouring, painted buntings are often shy birds that prefer to sing and forage from within dense shrubby vegetation rather than in the open, meaning many birdwatchers hear the male's cheerful, warbling song for some time before actually spotting the bird itself. This behaviour, combined with declining populations in some areas, has made a good, clear view of a male painted bunting a genuinely prized sighting for many birders.
Do male painted buntings really fight each other?
Yes, males are strongly territorial, particularly during the breeding season, and disputes over territory or mates can escalate into genuinely aggressive physical fights involving grappling, pecking, and occasionally continuing the struggle even after both birds have tumbled to the ground. This level of physical aggression is more intense than in many songbird species and is thought to reflect how valuable good-quality breeding habitat and mating opportunities are for this species.