The Bicolored Antvireo is recorded in humid Andean forests, including southern Colombia. Males are dark gray with small white wing spots; females have a brown back and a chestnut crown. The bird searches leaves and leaf litter for insects near the forest floor.
Males are mostly dark gray, with small white tips forming rows of spots on the wings. Females are brown above, gray below, and have a brighter chestnut crown.
It uses the dense, shaded understory of humid montane forest. Colombian accounts describe birds alone, in pairs, or in small groups near fallen trees and landslides, searching fresh leaves and leaf litter for moths, mantises, and crickets.
An extinction-risk assessment has not been added yet.