Ziya Tong Quotes

• Scientists believe that the invention of clothing in Africa was a key factor in allowing our ancestors to migrate into colder climates and to spread across the globe.

  Ziya Tong

  Believe, Keys, Climate

  Source: www.pbs.org

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• Most of what we know about human evolution comes from these: the fossilized bones of our ancestors. With their help, we've traced our evolution from small furry creatures to the big-brained beings we've become today. But bones can't tell us everything.

  Ziya Tong

  Today, Helping, Evolution

  Source: www.pbs.org

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• Actually, scientists don't know exactly how lice jumped from gorillas to our human ancestors. They speculate that we may have eaten them or perhaps slept in their nests.

  Ziya Tong

  Lice, May, Nests

  Source: www.pbs.org

  4 Copy quote

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