Its back ranges from brown to black and the underside from yellow to dark reddish brown. In one group studied at an urbanized park in Brazil, foraging was frequent and stone use to crack palm seeds was recorded.
The back ranges from brown to black, the underside from yellow to brown or reddish brown, and the limbs and tail are darker. Pale hairs frame the face; head tufts vary in form and may be inconspicuous in young animals.
From May to June 2026, one free-ranging group studied at an urbanized park in Alfenas, Brazil, spent most observed time foraging. It ate fruit, plant fibers, ants, and other foods; stone use to crack palm seeds was also recorded.
An extinction-risk assessment has not been added yet.