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Caption: Homo erectus appeared in the East African savannahs about 1.7 million years ago. Besides his mastery of walking on two legs, he was able to travel long distances. The upright men were the first humans to venture out of Africa.
Credit: Album / Universal Images Group
Image size: 2042 × 4334 px | 25.3 MB
Print size: 17.3 × 36.7 cm | 803.9 × 1706.3 in (300 dpi)