Related by context. Frequent words. (Click for all words.) 61 carnivorous dinosaur 59 Diplodocus 58 theropod 58 ground sloths 57 horned dinosaur 57 Brachiosaurus 57 wooly mammoth 56 carnivorous dinosaurs 56 pterosaur 56 Late Cretaceous 56 hadrosaur 56 Indohyus 55 tyrannosaur 55 placental mammals 55 Allosaurus 55 H. erectus 54 Neandertal 54 pliosaur 54 marine reptiles 54 feathered dinosaurs 54 tyrannosaurs 54 tyrannosaurus rex 54 Jurassic Period 54 sauropod 53 crocodilian 53 fossilized remains 53 saber toothed cat 53 Stegosaurus 53 herbivorous 53 Tyrannosaurus Rex 53 sauropods 53 arthropod 53 herbivore 52 Velociraptor 52 velociraptors 52 Apatosaurus 52 velociraptor 52 theropods 52 plesiosaur 51 Tyrannosaurus 51 crocodilians 51 trilobites 51 marine reptile 51 Archaeopteryx 51 Homo floresiensis 51 T. rex 50 Palaeontologists 50 unicellular 50 dinosaur 50 Triceratops 50 Ardipithecus ramidus 50 toothed whales 50 anthropoids 50 Tiktaalik 50 Nigersaurus 49 saber toothed tigers 49 hominid 49 fossil specimens 49 afarensis 49 Otzi 49 Australopithecus 49 billed dinosaur 49 prehistoric 49 hominins 49 ammonites 49 dinos 49 stegosaurus 49 Palaeolithic 49 Cretaceous Period 49 woolly mammoth 49 T rex 49 dinosaurs 49 dinosaur fossil 48 mitochondrial genome 48 tetrapod 48 Tyrannosaurus rex 48 baleen whales 48 Neandertals 48 flint tools 48 mammoths 48 Columbian mammoth 48 Homo erectus 48 termite mounds 48 coprolites 48 mammal 47 brontosaurus 47 marine invertebrates 47 serrated teeth 47 Homo habilis 47 Australopithecus afarensis 47 hydrothermal vent 47 hominin 47 palaeontologist 47 quadruped 47 Brontosaurus 47 genus Homo 47 African savanna 47 radiocarbon dated 47 mandibles 47 saber toothed tiger 47 single celled organisms