The term 'Bonobos, e.g.' is referring to a species of great ape that is closely related to chimpanzees. The crossword solutions for this term are 'APES' (4 letters) and 'greatapes' (9 letters). Bonobos are one of the two species of great APES, along with chimpanzees, and are known for their peaceful nature and matriarchal social structure. They are found in the wild only in the Democratic Republic of Congo.