by kelsey

Ancestors Food

kelsey_pershal2 — 2014-05-29 17:01:07 UTC

Scientists found a new way of analyzing the food that our ancestors ate, revealing that they are more diverse than expected

kelsey_pershal2 — 2014-05-29 17:02:41 UTC

They thought that they ate a hugely sparse variety of food. From the teeth samples, it reveals that they ate fruit, nuts, grasses, seeds, and possibly animals. They started to pit-store or pot-store grains, fish, and animals

kelsey_pershal2 — 2014-05-29 17:06:30 UTC

The food depended on climate, hunting proficiency, food-processing technology, and available food.

kelsey_pershal2 — 2014-05-29 17:09:18 UTC

Dirt, grit and fiber were a huge part of their diet.

kelsey_pershal2 — 2014-05-29 17:10:26 UTC

In the Pleistocene erectrus age, they started to use tools to grind down grains, and would bake them on stones or hot ashes remaining from fires.

kelsey_pershal2 — 2014-05-29 17:13:23 UTC

Eventually they started to use an earth-oven, like modern day barbecue pits or Hawiian luau.

kelsey_pershal2 — 2014-05-29 17:14:47 UTC

As they started to eat meat, a large increase in brain size occurred. As they started cooking the meat, they had an even larger increase of brain size.

kelsey_pershal2 — 2014-05-29 17:19:09 UTC

Earthovens

kelsey_pershal2 — 2014-05-29 17:20:13 UTC