Plain-breasted piculet endemic to South America on the eastern side of the Andes where it lives in the western part of the Amazon basin. The species is present in southern Colombia, eastern Ecuador, Peru and western Brazil at altitudes of up to . It is found in open parts of humid lowland forests, flooded forests, riverside corridors, swamps, thickets and groves, and logged areas with secondary growth and wooded pastures. It often occurs in areas of young "Cecropia" and "Mimosa" trees. The plain-breasted piculet is usually seen by itself or in pairs, but it will occasionally joins small flocks of birds of
Creature type (Dungeons & Dragons) and shambling mounds. Animates generally possess the "construct", "plant" or "undead" keyword. Intelligent undead and plant creatures generally belong to the humanoid or magical beast type rather than the animate type, and the Warforged are humanoids with the living construct keyword rather than animates. The "beast" type encompasses mundane animals, as well as unintelligent monstrous animals, such as basilisks, hydras, owlbears and purple worms, and non-intelligent non-humanoid creatures which do not fit into another category, such as oozes. Intelligent living or undead creatures which are at least roughly humanoid generally belong to the "humanoid" type. Examples include humans, driders, giants,