Introduction
The Plain-breasted Ground Dove, Columbina minuta, is a small ground-dwelling dove of the Neotropics. Its subdued brown and grey plumage provides effective camouflage in dry grassland, savanna, scrub and other open habitats. The species has a broad but notably discontinuous distribution from Mexico and Central America through parts of northern and eastern South America.
Physical Description
The Plain-breasted Ground Dove measures approximately 14.5–16 cm in length and weighs about 26–42 g. It is a compact dove with a short bill, pinkish legs, reddish eyes and a relatively short tail.
The upperparts are brown to dark grey-brown, while the head, neck and underparts are greyer and generally plain rather than strongly scaled. The wings show dark violet or bluish spots, and the underwings are largely rufous. The central tail feathers are grey-brown, while the outer feathers are darker and narrowly tipped with white.
There is some sexual dimorphism. Adult males usually have a more distinct blue-grey crown and nape, with richer colour on the face, chest and breast. Females are duller and paler overall. Juveniles resemble females and generally lack the stronger colour contrasts of adult males.
Range and Habitat
The species has a discontinuous range. It occurs locally from southern Mexico through Central America, including Belize, Guatemala, Nicaragua, Costa Rica and Panama, and continues into Colombia, Venezuela, the Guianas, Trinidad, Ecuador, Peru, Bolivia, Brazil, Paraguay and north-eastern Argentina. It is not evenly distributed throughout this area, and some populations are separated by substantial gaps.
The Plain-breasted Ground Dove is primarily associated with open, dry or seasonally dry environments. Suitable habitats include savannas, grasslands, cerrado, dry shrubland, open woodland, pastures, agricultural areas, second-growth vegetation and lightly degraded forest edges. It may also occur in seasonally wet lowlands, provided that open feeding areas are available. Although it has been recorded at higher elevations, it is most often encountered in lowlands and foothills. It is generally resident, although regional movements may occur and some north-western populations have been described as partly migratory.
Where to See This Species
Asa Wright Nature Centre, Arima Valley, Trinidad and Tobago
The Plain-breasted Ground Dove is included on the bird checklist for the Asa Wright Nature Centre. The centre protects forest and other habitats in the Arima Valley, but observers should concentrate on clearings, paths, disturbed margins and other open areas rather than dense forest. Trinidad supports a distinct island population, making the centre a useful location for visitors already birding the valley.
Nearby accommodation: The Asa Wright Nature Centre itself provides a recognised nature-lodge option when operating for visitors. Additional hotels, guest houses and self-catering accommodation are available in and around Arima.
Grä Grä Lagoon National Park, Stann Creek District, Belize
A national-park management inventory recorded Plain-breasted Ground Doves at Grä Grä Lagoon in beach and marsh habitat. Look along dry margins, open scrub, grass and lightly vegetated wetland edges, particularly where bare ground provides access to fallen seeds. The species can be inconspicuous, so slow scanning and listening from quiet paths are useful.
Nearby accommodation: Dangriga is the practical gateway settlement, with hotels, guest houses and other small-scale accommodation.
Parque Nacional da Restinga de Jurubatiba, Rio de Janeiro, Brazil
A bird survey of this coastal restinga national park recorded the species in open scrub and closed scrub. These habitats provide the low vegetation and open ground favoured by a ground-foraging dove. The park can be visited throughout the year, although access arrangements and local guidance should be checked before travelling.
Nearby accommodation: Quissamã is a practical gateway town, with hotels and pousadas. Carapebus and Macaé also provide accommodation for visitors using other park entrances.
Behaviour and Diet
Plain-breasted Ground Doves are usually active during daylight, with activity often concentrated in the morning and afternoon. They forage mainly on the ground, walking quietly through short grass, open scrub, savanna and other sparsely vegetated areas. Birds may occur singly, in pairs or in small groups, and they sometimes feed near other ground-dove species without forming close mixed-species associations.
The diet is principally made up of seeds and other plant material collected from the ground. Small quantities of other food may be taken opportunistically, but the species should be regarded primarily as a granivore rather than an insect specialist. Food can be stored temporarily in the crop before being processed in the gizzard.
Breeding information is incomplete and may vary geographically. The species is generally reported to form monogamous pairs. Courtship includes quiet calling, head movements and the expansion of feathers around the neck and breast. Nests are usually placed on the ground or low in vegetation, including small shrubs and low branches. A clutch commonly contains one or two white eggs, and both parents contribute to care of the young. Chicks receive crop milk during their early development and continue to be fed by the adults after leaving the nest.
Identification Tips
- Look for a very small, compact dove with plain grey-brown and brown plumage.
- Check the ground first, especially in dry grass, open scrub, savanna and lightly disturbed areas.
- The dark wing spots may show a bluish or violet sheen in good light.
- Rufous underwings are noticeable when the bird flies.
- The outer tail feathers are dark with narrow white tips.
- Compared with the Ruddy Ground Dove, the Plain-breasted Ground Dove is smaller and less richly rufous, with a more delicate bill and a shorter-looking tail.
- Compared with the Common Ground Dove, it lacks the latter’s obvious scaly pattern on the neck and breast. Care is needed because female Common Ground Doves can appear less strongly marked than males.
Conservation Status
The Plain-breasted Ground Dove is currently assessed as Least Concern on the IUCN Red List. Its broad distribution and occurrence in several human-modified open habitats reduce its immediate global extinction risk. The overall population is considered stable in the available assessment, although a precise global population estimate is not available.
Local populations may still be affected by the conversion and degradation of dry grassland, savanna, scrub and wetland margins. Agricultural intensification, development, fire regimes, pesticide use and the loss of small patches of natural vegetation can reduce feeding and nesting opportunities. Maintaining protected areas, retaining native ground cover and monitoring regional populations are appropriate conservation measures.
Frequently Asked Questions
Where does the Plain-breasted Ground Dove live?
It occurs in scattered parts of Mexico, Central America, the Caribbean and northern and eastern South America. Its range includes open savanna, dry scrub, grassland, cerrado, pastures and lightly disturbed areas.
How large is a Plain-breasted Ground Dove?
It is approximately 14.5–16 cm long and weighs about 26–42 g. It is smaller and more delicately built than the Ruddy Ground Dove.
What does the Plain-breasted Ground Dove eat?
Its diet consists mainly of seeds and other plant material gathered from the ground. It may occasionally take other food, but it is primarily granivorous.
Is the Plain-breasted Ground Dove migratory?
The species is generally resident, although regional movements occur. Some north-western populations have been described as partly migratory, so movement patterns may differ between regions.
Where is the best place to look for this dove?
Search open, dry or seasonally dry habitat with short grass, bare ground, scrub or savanna. Quietly walking paths and habitat edges is often more productive than looking in dense forest.
How can it be distinguished from a Common Ground Dove?
The Plain-breasted Ground Dove has a plainer neck and breast, whereas the Common Ground Dove usually shows more obvious scaling. The Plain-breasted Ground Dove is also small, relatively plain and often shows dark bluish wing spots and rufous underwings in flight.
References
- BirdLife International
- IOC World Bird List
- UWI The Online Guide to the Animals of Trinidad and Tobago
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