First Men on Earth.

First Men on Earth. Currently, numerous fossils of the first men on Earth have been found and many studies have been carried out on them. According to the theory of evolution, man comes from lower zoological species. To reach his current state he has undergone many physical transformations , by stopping walking with his four limbs; psychic , due to its ability to develop ideas, concepts and be able to express them through articulate language; and cultural , by acquiring the ability to make their weapons and work tools.