Painted Bunting

About

The Painted Bunting, often referred to as 'Nonpareil' (meaning 'unequaled' or 'without parallel' in French), is a small, vibrantly colored passerine bird native to North America. Males are renowned for their stunning plumage, featuring a blue head, green back, and red underparts, making them one of the most colorful birds in the continent. Females and juveniles are a more subdued green-yellow. They are primarily insectivorous during the breeding season and granivorous in winter, inhabiting dense shrubby areas and woodland edges.

Size & lifespan

Length

12-14 cm (4.7-5.5 in)

Wingspan

21-23 cm (8.3-9.1 in)

Weight

13-19 g (0.46-0.67 oz)

Lifespan

2-6 years in the wild, with records up to 10 years

Diet

Omnivore (primarily insects during breeding, seeds during migration and winter)

Physical characteristics

Plumage

Adult males are unmistakable: deep blue head, bright green back and scapulars, and brilliant red underparts, rump, and eye-ring. Adult females and immatures are duller, uniformly greenish-yellow above and paler yellowish below, with a faint pale eye-ring. They lack streaking.

Beak shape

Short, conical, and stout finch-like bill, adapted for cracking seeds. Males have a dark gray to black bill; females have a paler, horn-colored bill.

Eye color

Dark brown

Leg color

Dark gray to black

Distinguishing features

The male's iridescent, multi-colored plumage is its most distinguishing feature. Females and immatures are identified by their unstreaked, bright greenish-yellow coloration, which is brighter than many other female buntings.

Juvenile appearance

Juveniles resemble adult females, being dull greenish-yellow overall. First-year males may show a mix of green-yellow and patches of blue or red plumage as they molt into their adult coloration.

Seasonal changes

Males retain their vibrant plumage year-round. Females and immatures also show little seasonal variation in plumage.

Sexual dimorphism

Highly sexually dimorphic. Males are brilliantly colored, while females are predominantly green-yellow.

How to identify

1. 1

   Male Plumage

   Look for the unmistakable combination of a deep blue head, bright green back, and brilliant red underparts. No other North American bird has this color pattern.

2. 2

   Female/Immature Plumage

   Identify by their unstreaked, bright greenish-yellow plumage overall, which is brighter and more uniformly green-yellow than most other female buntings or sparrows. Note the pale eye-ring.

3. 3

   Song

   Listen for the high-pitched, sweet, warbling song, a rapid series of varied phrases, often delivered from a hidden perch within dense vegetation.

4. 4

   Habitat

   Search in dense, shrubby areas, woodland edges, and overgrown fields, especially near water sources. They are often secretive and can be difficult to spot despite their colors.

5. 5

   Behavior

   Observe for ground-foraging behavior or short, quick flights between dense cover. Males may sing from slightly more exposed perches.

Habitat & range

Biomes

Temperate forests, grasslands, shrublands, coastal scrub

Geographic range

Breeds in two distinct populations: one in the southeastern United States (coastal plain from North Carolina to Florida and west to Louisiana) and another in the south-central United States (Oklahoma, Texas, Arkansas, and Louisiana). Winters in southern Florida, the Caribbean, Mexico, and Central America.

Elevation range

Typically found from sea level up to approximately 500 meters (1,600 feet).

Preferred environments

Dense, shrubby habitats, woodland edges, overgrown fields, riparian thickets, coastal hammocks, suburban gardens with dense vegetation, and brushy areas along roadsides and agricultural fields.

Behavior

Activity time

Diurnal

Feeding habits

Forages on the ground or in low vegetation, gleaning insects and seeds. During the breeding season, their diet consists mainly of insects (grasshoppers, caterpillars, beetles, spiders). In winter and during migration, they switch to a diet primarily of seeds (grass seeds, sedges, and other small seeds). They may also consume berries.

Social behavior

Generally solitary or found in pairs during the breeding season. During migration and in winter, they may form small, loose flocks, sometimes associating with other seed-eating species.

Flight pattern

Undulating flight pattern, typical of many small passerines. Often flies low to the ground between patches of dense cover.

Migration pattern

Neotropical migrant. The eastern population migrates across the Gulf of Mexico, while the western population migrates overland through Mexico. They typically arrive on breeding grounds in late April to early May and depart for wintering grounds from late July to early October.

Territoriality

Males are highly territorial during the breeding season, defending their territory with song and aggressive displays against other males. They can be quite secretive despite their bright colors.

Breeding & reproduction

Breeding season

Typically from April to August, with peak activity in May and June.

Nesting habits

The female builds a cup-shaped nest, usually 1-3 meters (3-10 feet) above the ground, in dense shrubs, small trees, or vines. The nest is constructed from grasses, twigs, leaves, and rootlets, lined with fine materials like animal hair or fine grasses.

Clutch size

2-4 eggs

Egg description

2-4 (typically 3-4) eggs per clutch. Eggs are pale bluish-white or grayish-white, sometimes with fine reddish-brown speckles, especially at the larger end. They measure approximately 18 x 14 mm.

Incubation period

10-11 days, primarily by the female.

Fledging period

9-10 days after hatching, the young leave the nest.

Parental care

The female primarily incubates the eggs and broods the young. Both parents feed the nestlings and fledglings. They may raise 1-2 broods per season.

Where to find

Field tips

1. Listen for the Song. Males are often heard before they are seen. Learn their distinctive warbling song to locate them, then patiently scan dense vegetation.
2. Be Patient and Observe. Painted Buntings are shy. Find a suitable habitat, sit quietly, and wait for them to emerge from cover to feed or sing.
3. Look Low. They typically forage on or near the ground and build nests in low shrubs. Focus your search in the lower to mid-story vegetation.
4. Visit During Migration. During spring and fall migration, they can be more widespread and sometimes easier to spot at feeders or in less typical habitats as they refuel.
5. Use Binoculars. Essential for spotting these often-hidden birds and appreciating the intricate details of their plumage.

Similar species

Quick facts

Common Name:

Painted Bunting (Nonpareil)

Scientific Name:

Passerina ciris

Family:

Cardinalidae

Size:

Small (12-14 cm)

Male Plumage:

Blue head, green back, red underparts

Female Plumage:

Unstreaked greenish-yellow

Habitat:

Dense shrubby areas, woodland edges

Diet:

Insects (breeding), seeds (winter)

Migration:

Neotropical migrant

Conservation Status:

Near Threatened

Fun facts

• The name 'Nonpareil' is French for 'without equal,' perfectly describing the male's unparalleled colorful plumage.
• Painted Buntings are one of the most sought-after birds by birdwatchers in North America due to their stunning appearance.
• Despite their bright colors, Painted Buntings can be surprisingly difficult to spot as they often stay hidden within dense vegetation.
• There are two distinct breeding populations (eastern and western) that have slightly different migratory routes and wintering grounds.
• Historically, Painted Buntings were heavily trapped for the pet trade due to their beauty, which contributed to population declines.

Scientific classification

Kingdom

Animalia

Phylum

Chordata

Class

Aves

Order

Passeriformes

Family

Cardinalidae

Genus

Passerina

Species

Passerina ciris

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