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| Description: In this human family tree (based on the ongoing work of Donald Johanson), several hominin species lived contemporaneously with one another, but only one lineage gave rise to modern humans (Homo sapiens).
Picture Stats: Views: 7948 Filesize: 39.01kB Height: 350 Width: 850 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=121 Keywords: A possible scenario for human evolution |