The first evidence of the cultural tradition called the natufian is found at about how many years before the present

12,500 years ago

Explanation:

The Natufians were the Paleolithic hunter-gatherers who lived in the Levant region around 12,500 years ago. The Natufians were the earliest farmers who cultivate food such as hulled wheat, barley, and almonds. They hunted animals like gazelle, wild boar, cattle, and horse. The Natufians lived in communities with building houses built of stone, wood or brush roofs.  

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