On the Origin of SpeciesWhen Darwin set sail at the end of 1831, it was only with a vague notion that all life forms, both present and extinct, were more strongly related than the Christian version of the worlds creation purported them to be. During his five year voyage of research and discovery on board HMS Beagle, and later from his home in Kent, he painstakingly collected a mass of evidence from across the planet from Paraguay and the Galapagos Islands to Staffordshire