Related by context. Frequent words. (Click for all words.) 66 dinosaurs 62 sauropods 61 mammals 60 T rex 60 T. rex 59 megafauna 57 fossilized bones 57 Australopithecus 57 dinos 57 dinosaur 57 Homo sapiens 57 vertebrates 57 marsupials 56 Tyrannosaurus rex 56 hominid 56 sauropod 56 pterosaur 56 Neandertals 55 single celled organisms 55 arthropods 55 fossils 54 Velociraptor 54 mastodons 54 triceratops 54 hominids 54 mammoths 54 fossil 54 tetrapods 54 woolly mammoths 54 Neanderthals 53 herbivore 53 Archaeopteryx 52 vertebrate 52 lizards 52 palaeontologists 52 Triceratops 52 mammal 52 Homo erectus 52 Tyrannosaurus 51 homo sapiens 51 dino 51 Tyrannosaurus Rex 51 primate species 51 herbivores 51 Cretaceous 51 mammal species 50 fossilized remains 50 canine teeth 50 T. Rex 49 woolly mammoth 49 flightless birds 49 Komodo dragons 49 species 48 fossilized 48 Homo floresiensis 48 eukaryotes 48 prehistoric 48 paleontologist 48 taxa 48 arachnids 48 frog species 48 pterosaurs 48 common ancestor 48 dinosaur fossils 48 cephalopods 48 Pleistocene 47 invertebrates 47 opossums 47 creatures 47 mammalian 47 single celled 47 amphibians 47 palaeontologist 47 carnivores 47 evolutionarily 47 carnivore 46 archaea 46 paleontologists 46 giant squid 46 hunter gatherers 46 reptiles 46 marsupial 45 dinosaur bones 45 flightless 45 larval stage 45 mandible 45 Fossils 45 humans 45 millipedes 45 organisms 45 lampreys 45 lineages 45 pikas 45 glaciation 45 evolutionary biologists 45 domesticated 45 platypus 45 diatoms 44 Mesozoic 44 paleontological 44 prehistory