Related by context. Frequent words. (Click for all words.) 59 anatomically modern 49 Late Cretaceous 49 Homo habilis 48 Australopithecus 48 hominid 47 Archaeopteryx 47 Homo erectus 47 Ardipithecus 46 Cretaceous Period 46 Homo sapiens 45 Australopithecus afarensis 45 hominins 44 interglacial 43 hominids 43 Neandertals 43 Tiktaalik 41 carnivorous dinosaurs 41 humans 41 tetrapods 40 theropods 40 vertebrates 40 genetic diversity 40 tyrannosaur 40 megafauna 40 homo sapiens 39 P. falciparum 39 sauropod 39 Homo floresiensis 39 Denisovans 39 chimpanzees 38 common ancestor 38 Neanderthals 37 fossils 37 primate species 37 mammals 37 vertebrate species 37 paleoanthropologist 37 Longrich 37 Paabo 37 multicellular 36 pterosaur 36 pterosaurs 36 multicellular organisms 36 fossilized remains 36 prion disease 36 mammalian 36 evolutionarily 36 vertebrate 36 primates 35 evolutionary 35 hunter gatherers 35 fossil 35 mammalian species 35 sauropods 35 radiocarbon 35 Neanderthal genome 35 Neanderthal 35 domesticated 35 baleen whales 35 genetically distinct 34 glaciation 34 genetic variability 34 Neanderthal DNA 34 domestication 34 ancestor 34 palaeontologists 34 prehistoric 34 Ardi 33 Homo 33 fossilized bones 33 clade 33 tyrannosaurs 33 mass extinction 33 radiocarbon dating 33 interbred 33 melanosomes 33 arthropods 33 Paleontologists 32 single celled 32 evolutionary biologists 32 interbreeding 32 infecting humans 32 dinosaurs 32 taxa 32 Iapetus 32 Fossils 32 platypus 32 mammal species 32 Mitochondrial DNA 32 coronaviruses 31 hunter gatherer 31 phylogenetic 31 epochs 30 Archaea 30 lineages 30 retrovirus 30 ancestors 30 Magistrate Judge Arlander Keys 30 single celled organisms 30 genetic variation 30 globular clusters