Stone-age cave paintings, Chauvet, France Cave Painting Of Bison At Altamira Stone-age cave paintings, Chauvet, France Timeline of Life on Earth Timeline of Dinosaurs Petroglyphs On Rock, Canyon De Chelly National Monument, Arizona, USA Cueva De Las Manos (Cave Of Hands), Patagonia, Argentina The Cave of Lascaux. Horses. Magdalenian. France Timeline of Animals Bison, Altamira Caves, Spain, Paleolithic cave art Paleolithic paintings, Altamira Cave, Santillana del mar, Cantabria, Spain The Book of the Dead depicting the weighing of the soul Early Cretaceous life, artwork Paleolithic paintings, Altamira Cave, Santillana del mar, Cantabria, Spain A Megalodon shark from the Cenozoic Era Historical Illustration Of Dinosaur Skeleton Bull head in the Cave of Lascaux, France Cave of the Hands, Argentina Paleolithic paintings, Altamira Cave, Santillana del mar, Cantabria, Spain Mosasaurus hoffmanni swimming in prehistoric waters Trilobite fossils Rock petroglyphs in Newspaper Rock State Historical Monument, Utah A humorous view of the reverse evolution of man Jurassic life, artwork Jurassic dinosaurs Paleolithic paintings, Altamira Cave, Santillana del mar, Cantabria, Spain Pictograph of Lion attack, Libya Prehistoric rock paintings, Wadi Teshuinat, Akakus, Sahara desert, Libya, Africa Cave of the Hands, Argentina Artwork of a Maiasaura dinosaur A rabbit witnesses a herd of mammoths in a snowy forest Mammals of the Pleistocene era Petroglyphs on Potash Road, Moab, Utah Animal Life Spans Ernst Haeckel Map Lemuria Human Origins Newspapr Rock Petroglyphs, Utah 1858 Prehistoric marine reptiles Tentative phylogenetic scheme for hominid species Evolution of life, artwork A pair of Allosaurus dinosaurs explore the remains of a Diplodocus carcass A pair of Dodo birds play a game of hide-and-seek Andalgalornis steulleti, a flightless predatory bird Early Stone Implements An Allosaurus Stalking A Herd Of Camarasaurus Dinosaurs Grazing At The Water's Edge Stages in human evolution Woolly Mammoth Living Relatives of Dinoaurs A Pair Of Carnotaurus Dinosaurs Chasing A Group Of Gasparinisaura Page 2 Page 3