They argue that when most of the Oldowan tools were found in association with human fossils , Homo was always present , but Paranthropus was not .
Most paleoanthropologists agree that the early Homo species were indeed responsible for most of the Oldowan tools found .
paleoanthropologists argue that when most of the Oldowan tools were found in association with human fossils , Homo was always present , but Paranthropus was not .
Most paleoanthropologists agree that the early Homo species were indeed responsible for most of the Oldowan tools found .