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Answer:
they did everything alone, or with the tribe they were in. other tribes traded with them, but some tribes didnt like them.
Explanation:
Answer:
Among several prominent archaeological and anthropological discoveries, the Leakeys discovered a skull fossil of an ancestor of apes and humans while excavating the Olduvai Gorge in Africa in 1960—a find that helped to illuminate the origins of humankind. Mary continued working after her husband's death.