Related by context. Frequent words. (Click for all words.) 65 wooly mammoth 59 theropod 58 Raptorex 58 Indohyus 57 trilobite 57 Tasmanian tiger 57 hominid species 57 tyrannosaurus rex 56 hadrosaur 56 horned dinosaurs 55 woolly mammoth 55 triceratops 55 braincase 55 Diplodocus 55 tyrannosaurus 55 Falcarius 54 placental mammals 54 regrows 54 velociraptor 54 tyrannosaur 54 horned dinosaur 54 giant tortoise 54 T rex 53 dinosaur 53 Otzi 53 Poinar 53 Tyrannosaurus Rex 53 Fossilized 53 plesiosaurs 53 Columbian mammoth 53 Stegosaurus 53 thylacine 53 saber toothed cat 53 Willerslev 53 brontosaurus 53 crocodilian 53 erectus 53 carnivorous dinosaurs 53 feathered dinosaurs 52 T.rex 52 Brachiosaurus 52 Neandertal 52 T. rex 52 extinct species 52 Siberian permafrost 52 woolly mammoths 52 Gigantoraptor 52 fossilized 52 saber tooth tiger 52 banteng 52 Longrich 52 Brusatte 51 Apatosaurus 51 Tiktaalik 51 canine teeth 51 mammoths 51 plesiosaur 51 Ardipithecus ramidus 51 theropod dinosaurs 51 primate evolution 51 A. afarensis 51 predatory dinosaurs 51 king Tutankhamun 51 pterosaur 51 baleen whale 51 carnivorous dinosaur 51 H. sapiens 51 Homo habilis 51 stegosaurus 51 mosasaur 51 clouded leopard 51 hominid 51 Hurum 51 H. erectus 51 Tyrannosaurus rex 51 Nile crocodile 51 Carl Linnaeus 51 ground sloths 51 Archaeopteryx 50 hominid fossils 50 tetrapod 50 Darwinius 50 bird beak 50 Amur leopard 50 dinosaur species 50 marine reptile 50 hominin 50 flatworm 50 Palaeontologists 50 dinosaur fossil 50 medullary bone 50 moray eel 50 sea anemone 49 mammal 49 sea scorpion 49 Ötzi 49 Oetzi 49 tapir 49 Megalodon 49 vertebrate 49 tyrannosaurs