    Sentence 1: How long ago did primates  inhabit Kenya?    Sentence 2: Recent findings, near Lake  Turkana indicate that hominids such as  Homo habilis (1.8 and 2.5 million years ago)  and Homo erectus (1.8 million to 350,000  years ago) are possible direct ancestors of  modern Homo sapiens, and lived in Kenya in  the Pleistocene epoch.