The Indian Sub-continent is unique in the sense that is was earlier a part of Gondawana land in Southern hemisphere in the remote past when east coast of Africa and west coast of peninsular India were in very close proximity to each other. It is presumed that early humans, who originated in Africa, migrated to west coast of peninsular India in those early days. Gondwanaland disintegrated in later years and Indian Sub-continent moved northwards to merge with ...