8 h 44 min, 1 févr. 1797982 ans av. J.-C. - Home Erectus/ Upright Man

Description:

1. Homo Erectus was the first of early humans to stand completly upright.
2. They were the first to leave Africa.
3. They were the first to create fire.
4. They have double the brain size of a chimp
5. They made complex
6. They needed more nutrition for the brain
7. They were the first homonid group to use fire for warmth and cooking

Sources:
Becoming human video sheet

https://www.pinterest.com/pin/295971006736183243/
Primary Source Infences:
From this skeloton model of evolution on standing, I can infer that their skeloton took part in the standing upright process.