DK Eyewitness Early Human pdf free download. In africa around ten million years ago, the climate was changing and grassland was replacing forest. To make use of this new environment, the early apes started to spend more time on the ground. They foraged for plants and scavenged animal remains, and this encouraged cooperation, communication, and increased intelligence. By around six million years ago, the ape family had split into two distinct branches, the one that led to chimpanzees, and the one that led to humans. Members of this human branch are usually known as the Hominidae or hominids; some experts prefer to call them hominins.
DK Eyewitness Early Human pdf free download
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