A possible ecological scenario for the evolution of bipedalism is that increasing aridity led to deforestation and the need to travel long distances to find fruit.

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Increasing aridity would have caused deforestation and a decrease in available fruit, which would have required our ancestors to travel further distances on two legs to find food. Over time, this could have led to the evolution of bipedalism as a more efficient form of travel.

A Possible Ecological Scenario for the Evolution of Bipedalism Is