How did the earliest people differ from the people of our time?

The earliest man bore little resemblance to modern man, and very much resembled an APE. He had a rough face with a broad, flattened nose, a heavy, chinless lower jaw, and a receding forehead. Above the eyebrows was a roller, under which the eyes were hidden, as if under a canopy. Their gait was not yet quite straight, but hopping; their long arms hung below their knees. People didn’t know how to talk yet. Like animals, they terrified predators with their cries, called for help, and warned of danger