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Unformatted text preview: f rst associated with a species known as Homo erectus , with a brain capacity of about 1000 cc. Fig. 2-1. Africa is the source of human evolution. The dates given in this f gure are the generally accepted dates for main migrations but recent evidence indicates initiation considerably earlier as shown in Fig. 2. Source: Time Magazine, Feb. 13, 1995. Fig. 2-2. Hominid fossils and tools date to 1.8 million years ago and there is some evidence of tools in Europe as early as 1.2 million years ago. An explosion of hominid remains appears in Europe about 500,000 years ago. Source: A. Gibbons, Science 291:1722 (March 2, 2001)....
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