Members of this cat-sized species of New World Monkey have a head and body ranging between 360-570 mm in length. Their short and somewhat stumpy, nonprehensile tail adds just an extra 137-185 mm. They have a broad flat face and extremely separated nostrils. Their teeth consist mainly of broad flat molars and large canines. They have naked, crimson faces and ears with the rest of their body covered in wispy hair. The various sub-species differ in the color and markings of their fur, ranging from very dark to almost white. Uakaris have long furry fingers and toes that lack claws.
Range mass: 2 to 3 kg.
Range length: 360 to 570 mm.
Other Physical Features: endothermic ; homoiothermic; bilateral symmetry