Research into human fossils dating back to approximately two million years ago reveals that the hearing pattern resembles chimpanzees, but with some slight differences in the direction of humans.
2-million-year-old fossils reveal hearing abilities of early humans
Science Daily - 25 Sep 2015 20:27
Research into human fossils dating back to approximately two million years ago reveals that the hearing pattern resembles chimpanzees, but with some slight differences in the direction of humans.
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