Bar-breasted piculet measurements, the wing chord is , the tail is , the bill is and the tarsus is . These yellowish green piculets have horizontal barring on the chest and vertical streaking on the belly. Several different subspecies exist throughout their large range. Unfortunately, very little is known about their life history and basic ecology. Bar-breasted piculet The bar-breasted piculet ("Picumnus aurifrons") is a species of bird in the family Picidae. It is found in Bolivia, Brazil, Colombia, and Peru. Its natural habitats are subtropical or tropical moist lowland forests and sometimes in heavily degraded former forest. The bar-breasted piculet is
Ochre-collared piculet found at altitudes of up to . Its habitat is mostly lowland rainforest with bamboos, vines and tangled growth, but it is also found in secondary growth, thickets, tall scrub, parks and gardens. It hybridizes with the white-barred piculet where their ranges overlap. The ochre-collared piculet forages through the undergrowth, including scrambling among vines, slender branches and saplings. Its diet is ants, beetle larvae and other small invertebrates. Its breeding habits have been little studied but it nests in a hole in a tree; one nest in São Paulo State in Brazil was above the ground and a male was