Rufous piculet creepers, bamboos and dead and rotting trees, often near streams. The rufous piculet is an active bird moving singly or in small groups through the lowest storeys of the forest, usually not above from the ground. It forages on trunks and dead branches, on vines, in bushes, among bamboos and in tall grasses. It gleans scrupulously, probing into holes and pulling out insects with its long tongue. It sometimes works its way up a trunk in a crosswise fashion, making little flights so as to turn to face the other way, the several members of a group often working in
Orinoco piculet feathers are brown tipped with green, and the tail is black, the two central feathers having white inner webs and the outer feathers having a white bar near the tip. The beak is blackish and the legs grey. The call is a thin "seep-seep" and the song a rather longer suite of similar notes. The Orinoco piculet is endemic to eastern Colombia and northwestern Brazil, and is likely to be present also in the adjacent part of southern Venezuela. Its habitat is open tropical humid rainforest, gallery forest, wooded savannah and clumps of trees and scrub at altitudes of up