Related by context. Frequent words. (Click for all words.) 70 theropods 70 pterosaur 68 pterosaurs 65 Australopithecus 63 tetrapods 62 vertebrates 61 hominid 61 sauropods 61 fossils 60 Neandertals 60 forelimbs 60 vertebrate 59 sauropod 59 palaeontologists 58 T. rex 58 fossil 58 Homo erectus 58 dinosaurs 57 Triceratops 57 hominids 56 Velociraptor 56 paleontologists 55 mammals 55 common ancestor 55 Late Cretaceous 54 mammalian 54 fossilized remains 54 Homo floresiensis 54 Homo sapiens 53 tyrannosaurs 52 phylogeny 52 Tyrannosaurus rex 52 evolutionary biologists 51 T rex 51 Neanderthals 51 Oetzi 51 palaeontologist 51 baleen whales 50 fossilized bones 50 Cretaceous 50 dinosaur 49 mammal 49 nonhuman primates 49 lineages 49 fossilized 49 taxa 49 Paleontologists 49 evolutionary 49 evolutionarily 49 primate species 48 Mesozoic 48 Vertebrate Paleontology 48 Fossils 48 eukaryotes 48 Triassic 48 mammoths 48 Pliocene 48 clade 48 radiocarbon dating 48 morphology 48 Neanderthal 48 arthropods 48 flightless 47 morphological 47 phylogenetic 47 canine teeth 47 paleoanthropologist 47 humanlike 47 dinos 47 radiocarbon 47 moa 47 Eocene 47 pileated woodpecker 47 Tyrannosaurus 47 single celled organisms 47 Mammals 46 zoologists 46 ancestor 46 homo sapiens 46 microcephaly 46 herbivorous 46 prehistoric 46 extinct species 46 Marfan syndrome 46 interbred 46 bipedal 46 locomotion 46 triceratops 46 velociraptor 46 megafauna 46 Ardi 46 herbivore 46 dinosaur fossils 46 genus 46 mastodon 45 genetically distinct 45 Ordovician 45 archaea 45 Pleistocene 45 flightless birds 45 birdlike