The White-bearded Antshrike is associated with bamboo in the Atlantic Forest. Males have a black cap and white face, while females have a rufous crown.
The IUCN assessment describes a black cap and white face in males, and a rufous crown in females.
The assessment associates the species with bamboo in Atlantic Forest, including Guadua stands in Argentina. It reports larvae, spiders, ants and seeds among its foods.
An extinction-risk assessment has not been added yet.