The gray, Columbian, and silvery woolly monkeys were reclassified as subspecies of the brown woolly monkey. The coloring ... stripe on the underside of its tail and white hairs around the mouth.

Howlers also boast a prehensile tail ... brown, or red. The red howler species is the most common, but it is often targeted by hunters eager for bushmeat. Other species of howler monkey may ...