Introduction
Charles Robert Darwin was a naturalist born on 12th February 1809 at a place called Shrewsbury in England. However, he died on 19th April 1882 in London. In his lifetime, one of his greatest achievements is about the evolutionary theory of living organisms (Bowler). He was able to achieve this success through the voyage he embarked in 1831. He traveled for five years all over the world with the HMS Beagle. Through his traveling, he was able to study different specimen and thus his evolution theory was developed. This fact caused him to write the book titled as On ...