Origins of us 2

To know which fruits are ripe became possible with color vision which is rare in other mammals

More sugar more nutritious more energy

Thanks to a genetic mutation, our ancestors had developed color vision 30 million years ago, enabling them with more capabilities to survive.

We and lions had same parasites in our bowels prove we both ate big animals !

We adopted amylase which is useful for eating starchy food. Eating a variety of food meant advantage and also revealed our ancestors were not restricted to space

Homo Erectus was similar to us. They moved first to Asia Almost 2 million years ago.

Increased brain size in homo sapiens was not primarily due to eating meat but due to eating cooked food!
Raw and cooked food have Same calories but the latter provides us with more energy!