Write a précis of the following passage and give a suitable title:
Humans first appeared on earth a million and a half years ago. He was a little more than an animal then. Still, early humans had some advantages over animals. He had a large brain, an erect body with fast-moving hands. He invented a language to communicate with his colleagues. The ability to speak was of the highest value because it allowed them to share ideas and plans together. Speech enabled the transmission of ideas from generation to generation. These special advantages put humans far ahead of all other living creatures.
