At El Imposible in El Salvador, this species was reported as almost always associated with vegetative bamboo in the understory. A 2023 study supports treating the South American Andean aequatorialis as a separate species.
In a 2023 comparison, the Central American concolor–relicta group had thicker bills and bluish underwing-coverts than the South American aequatorialis group.
At El Imposible in El Salvador, A. concolor is reported to be almost always associated with vegetative bamboo in the understory.
An extinction-risk assessment has not been added yet.