HAI Lectures Week 2 - Human and Animal InterrelaTonships...

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Human and Animal Interrelationships: Week 2 Lecture 5 We are able to better understand the lives and diets of our ancestors based off the fossilization records of their teeth. Looking at the teeth we are able to see the forms of food they were eating, sexual maturity and other things Standing on two legs exposed our ancestors to less direct sunlight and we develop shorter hair on the body giving an almost naked appearance. Over the course of the human evolution we have developed larger bodies and brains. The use of fire began around 2.5 million years ago If you cook meat you are able to unlock many of the The homo heidebergensis had a dramatic increase I brain size, had a sophisticated use of materials and tools and would have likely hunted larger animals for resource. Pygmy hunters were not completely reliant on themselves for hunting. They would have used domesticated and undomesticated dogs for aid in hunting.
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