Males range from dark gray to gray-olive. The species occurs around humid forest edges and understory, and may move in search of seeding bamboo, though it is not an obligate bamboo specialist.
Males vary from dark gray to gray-olive. The source suggests age might explain this variation but leaves it uncertain. Females are brown with a dark bill.
It occurs alone, in pairs, or in loose flocks in the understory. It makes nomadic movements in search of seeding bamboo, where it is most abundant, but is not an obligate bamboo specialist.
An extinction-risk assessment has not been added yet.