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
Speckle-chested piculet markings. The flanks and the rest of the underparts are barred in black and white. The tail is blackish apart from the central two feathers and a bar near the tip which are white. The front of the crown in males is red while in females it is black. The speckle-chested piculet is endemic to Peru. It has a rather limited range, being only known from the central Huallaga Valley and certain parts of the Utcubamba Valley in the foothills of the eastern Andes in Peru. Its altitudinal range is between about . Its main habitat is primary moist lowland