White-barred piculet different sub-populations of this bird on either side of the equator in South America. The northerly population is in Guyana, northwestern French Guiana and northern Brazil. The southern population is in southeastern Brazil, eastern Bolivia, eastern Paraguay and northern Argentina. The white-barred piculet occupies various habitats including wet and dry woodland, forest verges, thickets, gallery forests, wooded savannah, scrub, bamboo clumps, vines, creepers and overgrown parks and gardens at elevations of up to about . It is a resident, sedentary species. The white-barred piculet usually forages singly, but may join small mixed species flocks. It feeds on ants, their larvae
Rufous piculet of bare skin around the eye. The legs and feet are yellowish or orange, and this piculet has just three toes on each foot, (four being normal in the woodpecker family). The juvenile is rather more grey. The rufous piculet is native to tropical southeastern Asia. Its range extends from southern Myanmar, through Thailand and the Malay Peninsula to the Greater Sunda Islands and Borneo. It is a resident and sedentary species, generally restricted to the lowlands and hills, but at altitudes of up to about in Borneo. Its typical habitat is dense humid secondary forests with tangled undergrowth, vines,