Related by context. Frequent words. (Click for all words.) 63 dinosaur skeleton 59 dinosaur fossil 58 Columbian mammoth 56 fossil 55 horned dinosaur 55 fossils 55 fossilized bones 54 hadrosaur 53 whale skeleton 53 mastodon 52 dinosaur 52 dinosaur skeletons 52 Brachiosaurus 52 skeleton 51 petrified wood 51 sauropod 51 wooly mammoth 51 T. rex 51 Diplodocus 51 marine reptile 50 tyrannosaurus rex 50 Tyrannosaurus rex 50 fossilized 50 dinosaur bones 50 sauropods 50 dinosaur fossils 50 plesiosaur 49 tusk 49 Book Cliffs 48 Allosaurus 48 Radiocarbon dating 48 ammonites 48 afarensis 48 excavated 47 Hurum 47 theropod 47 reticulated python 47 stegosaurus 47 triceratops 46 saber toothed cat 46 trackway 46 mammoths 46 coprolites 46 Nigersaurus 46 carnivorous dinosaurs 46 #/#-foot [002] 46 marine reptiles 46 billed dinosaur 46 fossilized remains 46 Neanderthal DNA 45 iron meteorite 45 artifacts 45 bones 45 Fossilized 45 pottery shards 45 skull fragment 45 Bighorn Basin 45 limestone cave 45 Palaeontologists 45 radiocarbon dated 45 excavation 45 specimens 44 meteorite 44 paleontological 44 skull fragments 44 pterosaur 44 dinosaur footprints 44 carved ivory 44 woolly mammoth 44 trackways 44 mottled brown 44 Cahokia Mounds 44 extinct species 44 Lake Vostok 44 feathered dinosaurs 44 whale carcasses 44 tusks 44 Siberian permafrost 44 uranium tailings 43 tyrannosaur 43 middens 43 Jurassic Period 43 Longrich 43 whale carcass 43 dinosaur eggs 43 paleontologists 43 Neandertal 43 mastodons 43 flatbed trailer 43 Poinar 43 archaeological artifacts 43 sarcophagi 43 T rex 43 Stegosaurus 43 diseased cow 43 skeletons 43 fossil hunter 43 sarcophagus 43 limestone 42 Parthenon sculptures 42 pliosaur