Related by context. Frequent words. (Click for all words.) 69 Homo erectus 67 hominids 66 Australopithecus 66 hominid 66 Neandertals 66 Homo sapiens 61 theropods 61 Homo floresiensis 60 vertebrates 60 tetrapods 59 Archaeopteryx 58 common ancestor 58 fossils 57 clade 57 megafauna 57 sauropods 57 primate species 57 Neanderthals 57 lineages 55 taxa 55 tyrannosaurs 55 sauropod 54 fossilized remains 54 Late Cretaceous 54 mammals 53 Homo 53 hunter gatherers 53 vertebrate 53 fossil 53 Longrich 53 primates 52 herbivorous 52 interbred 52 mammalian species 52 ancestor 52 Ardi 52 homo sapiens 51 Neanderthal 51 dinosaurs 51 apes 51 eukaryotes 51 pterosaur 50 phylogeny 50 Paabo 50 mammal species 50 herbivores 49 Pleistocene 49 Olmec 49 baleen whales 49 genus 49 fossilized bones 49 arthropods 49 T. rex 49 Fossils 48 pterosaurs 48 mammal 48 speciation 48 herbivore 48 mammalian 48 mammoths 48 domesticated 48 humans 48 vertebrate species 48 flightless birds 48 Mesozoic 48 species 47 Paleolithic 47 Fertile Crescent 47 single celled organisms 47 evolutionary biologists 47 evolutionary 47 moa 47 nonhuman primates 47 forelimbs 47 prehistoric 47 evolutionarily 47 Anthropologists 47 canine teeth 47 domestication 47 genetically distinct 47 chimpanzees 46 Neolithic 46 prion disease 46 radiocarbon 46 palaeontologists 46 Cretaceous 46 mass extinction 46 triceratops 46 primate 46 Mesoamerica 46 thylacine 46 Bronze Age 46 phylogenetic 46 Velociraptor 46 coronaviruses 46 anthropologists 46 bonobos 46 woolly mammoths 46 paleoanthropologist 46 dinos 46 archaea