Assertion: neanderthal's ancestor | /r/HasProperty | homo heidelbergensis
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Source sentences:
text: That ancestor, Homo heidelbergensis, likely became split into two branches --
text: Both dating issues and fossil anatomy mean that scientists are currently uncertain whether the last common ancestor of Neanderthals and modern humans was Homo heidelbergensis, Homo antecessor or another species.
text: The Neanderthal lineage has been the source of much debate within the anthropological community, but the consensus now is that the most likely common ancestor of Neanderthals and modern humans (at least with the current fossil record) is Homo heidelbergensis.