Colloquially , the common chimpanzee is often called the chimpanzee ( or `` chimp '' ) , though this term can be used to refer to both species in the genus Pan : the common chimpanzee and the closely related bonobo , formerly called the pygmy chimpanzee .
The common chimpanzee is often called the chimpanzee ( or `` chimp '' ) , though this can be used to refer to both species in the genus Pan : the common chimpanzee and the closely related bonobo .