Related by context. Frequent words. (Click for all words.) 70 sauropods 70 Archaeopteryx 66 Australopithecus 65 pterosaur 65 sauropod 63 hominids 63 T. rex 63 Homo erectus 62 hominid 62 tetrapods 61 pterosaurs 61 dinosaurs 60 tyrannosaurs 60 forelimbs 60 Neandertals 60 Homo floresiensis 60 vertebrates 59 Triceratops 59 Late Cretaceous 58 Homo sapiens 58 Velociraptor 57 vertebrate 57 arthropods 57 palaeontologists 57 fossils 56 herbivorous 56 dinosaur 56 Longrich 55 lineages 55 mammals 55 taxa 54 paleontologists 54 fossil 54 Neanderthals 54 primate species 54 Mesozoic 54 mammoths 53 fossilized bones 53 dinos 53 megafauna 53 clade 53 baleen whales 53 phylogenetic 53 moa 52 Cretaceous 52 herbivore 52 Tyrannosaurus rex 52 mastodons 52 common ancestor 52 genus 52 fossilized remains 51 mammalian species 51 single celled organisms 51 herbivores 51 phylogeny 51 mammal 51 mammalian 51 bipedal 51 mammal species 51 Ardi 50 genetically distinct 50 apes 50 triceratops 50 Paleontologists 50 chimpanzees 50 evolutionary biologists 50 evolutionarily 50 subspecies 50 T rex 49 extinct species 49 ant species 49 dinosaur fossils 49 velociraptor 49 coronaviruses 49 Pleistocene 49 species 49 Tyrannosaurus 49 T. Rex 48 fossilized 48 interbred 48 nonhuman primates 48 eukaryotes 48 evolutionary 48 dinosaur fossil 47 prehistoric 47 Eocene 47 Fossils 47 haplotypes 47 Oetzi 47 Neanderthal 47 primates 47 frog species 47 woolly mammoth 47 Mammals 47 Precambrian 47 Paleolithic 47 paleoanthropologist 46 archaea 46 Triassic 46 flightless birds 46 prion disease