Human beings from every part of the world have always beenin search of answer to various questions related to their origin. They always wanted to know that how the evolution took place. The various other questions which were there in the minds of people are:
- What made our descendants to leave the trees and start using their legs to walk?
- How did they appear?
- What was the language used by them?
- Were they hunters or victim?
There are a number of researches that have been done in order to study and get some knowledge about the ancestors. Many scientists worked and studied this topic in order to understand the complete cycle of human evolution. One of the most renowned works in the field of human evolution was done by the scientist known as Charles Darwin (Lerner, 2013). According to his researches and studies, he reached to the conclusion that all the species of life are evolved from a common ancestor over a period of time.Scientists involved in the study of human evolution also studied the fossils of human, but the scientist believed that these fossils can give only an idea about the ancestors and the exact picture.