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 are chocolate. The tail is mostly black but the inner webs of the central two feathers are white, and the inner webs of the outer four feathers are whitish near the tip. The chin and throat are white with slight barring, and the underparts are white or cream heavily barred with black, especially on the lower belly. The iris is brown, the beak is black and slightly curved and the legs are grey. The ochre-collared piculet is native to South America, its range extending from southeastern Brazil and eastern Paraguay to northeastern Argentina. It is a resident and sedentary species