Categories Articles 3 species of human ancestors may have mixed and mingled in one Siberian cave 45,000 years ago – altering our evolution Post author By crystalg Post date July 1, 2021 Business Insider Business Insider Tags 45000, Altering, ancestors, Cave, Evolution, Human, mingled, Mixed, Siberian, Species, years ← 3 Stocks Moving Higher On Institutional Buying → Oldest strain of bubonic plague discovered in remains of 5000-year-old man