Tanzania‘s most popular primate safaris with Ro Scavenger Safaris Limited take place in the Gombe Stream and Mahale Mountains National Parks, sites of intensive study of chimpanzees, humanity’s closest living genetic relatives, who share 95-98% of your DNA. However, the differences between apes and humans are vast, as if the same blocks of DNA were used to build very different structures, like comparing a brick wall to a building.