Related by context. Frequent words. (Click for all words.) 64 hadrosaur 64 sauropods 62 pterosaur 61 carnivorous dinosaurs 61 sauropod 59 tyrannosaur 59 theropods 58 tyrannosaurs 58 T. rex 57 T rex 57 mammals 57 trilobites 56 plesiosaur 56 arthropods 56 Ardipithecus 56 dinosaurs 56 mammal 55 herbivore 55 triceratops 55 vertebrates 54 forelimbs 54 Tiktaalik 54 Late Cretaceous 54 bony fish 53 tetrapods 53 dinos 53 Archaeopteryx 53 arthropod 53 dinosaur 53 Tyrannosaurus rex 53 herbivorous 53 hominid 53 Australopithecus 53 vertebrate 52 hominins 52 pterosaurs 52 Homo erectus 52 Longrich 52 fossil 52 fossilized bones 52 woolly mammoths 51 Cretaceous Period 51 Tyrannosaurus 51 Denisovans 51 fossils 51 Homo floresiensis 51 colossal squid 51 genus Homo 51 fossilized remains 51 single celled organisms 50 dinosaur fossil 50 Neandertals 50 mastodons 50 Velociraptor 50 baleen whales 50 Triceratops 50 megafauna 50 woolly mammoth 50 tusks 50 vertebrate species 50 mammoths 50 flightless birds 49 stegosaurus 49 primate species 49 tusk 49 prehistoric creatures 49 velociraptor 49 species 49 Homo habilis 49 fossilized 48 sperm whale 48 palaeontologists 48 Komodo dragons 48 dinosaur skeletons 48 multicellular 48 hominids 48 mastodon 47 narwhals 47 millipede 47 Australopithecus afarensis 47 Tyrannosaurus Rex 47 fin whale 47 brontosaurus 47 marsupials 47 narwhal 47 diatoms 47 Pleistocene 47 paleontologists 47 prehistoric 47 avian species 47 flycatchers 47 mammal species 46 reticulated python 46 marten 46 canine teeth 46 dinosaur fossils 46 lizard 46 herbivores 46 mandibles 46 biped 46 hominin