Related by context. Frequent words. (Click for all words.) 60 hominins 60 Neandertals 57 hominids 57 Homo habilis 57 Late Cretaceous 56 Homo sapiens 56 Homo erectus 56 fossils 55 hominid 55 anatomically modern 55 Australopithecus 55 Ardipithecus 55 tetrapods 54 Archaeopteryx 53 Cretaceous Period 53 lineages 53 theropods 52 carnivorous dinosaurs 51 Pleistocene 51 common ancestor 51 prehistory 51 Homo floresiensis 51 tyrannosaur 51 Neanderthals 51 vertebrates 51 Tiktaalik 51 dinosaurs 50 taxa 50 fossilized remains 50 Australopithecus afarensis 50 fossil 49 megafauna 49 phylogeny 49 mammoths 49 Paleolithic 49 domestication 49 interbred 49 Denisovans 49 prehistoric 49 mammals 48 tyrannosaurs 48 mammalian species 48 clades 48 mass extinctions 48 Longrich 48 sauropod 48 palaeontologists 47 multicellular 47 interglacial 47 hunter gatherers 47 primate species 47 evolutionary biologists 47 genetically distinct 47 Fertile Crescent 47 sauropods 47 homo sapiens 47 paleontological 46 pterosaurs 46 Mesozoic 46 millennia 46 fossilized bones 46 Eocene 46 plesiosaur 46 speciation 46 Neanderthal 46 phylogenetic 45 vertebrate 45 eukaryotic 45 Medieval Warm Period 45 plate tectonics 45 overhunting 45 evolutionary 45 Etruscans 45 Mesoamerica 45 eukaryotes 45 Cretaceous 45 landmasses 45 humans 45 western lowland gorillas 45 Fossils 44 Pliocene 44 clade 44 woolly mammoths 44 lake sediments 44 species 44 Paabo 44 chimpanzees 44 T. rex 44 domesticated 44 Archaea 44 terrestrial ecosystems 44 Neanderthal DNA 44 anthropological 44 vertebrate species 44 morphological 44 glaciation 44 nonhuman primates 44 radiocarbon dating 43 mammal species 43 Carboniferous 43 dinosaurs roamed