Related by context. Frequent words. (Click for all words.) 65 saber toothed cat 62 saber toothed cats 56 mastodons 55 Diplodocus 55 Brachiosaurus 55 tyrannosaurus rex 55 saber toothed tigers 54 Columbian mammoth 54 Allosaurus 54 tyrannosaur 54 megafauna 53 carnivorous dinosaurs 53 sauropods 53 herbivorous 53 carnivorous dinosaur 52 marine reptiles 52 mammoths 52 sauropod 52 wooly mammoth 52 theropod 52 dinosaurs 52 Indohyus 51 Mammoths 51 H. erectus 51 horned dinosaur 51 mammals 51 prehistoric 51 fossilized remains 50 snakes lizards 50 woolly mammoths 50 velociraptors 50 marine iguanas 50 feathered dinosaurs 49 crocodilians 49 Stegosaurus 49 Cretaceous Period 49 tyrannosaurs 49 mammals reptiles 49 triceratops 49 anthropoids 49 arthropod 48 brontosaurus 48 sloths 48 stegosaurus 48 Velociraptor 48 plesiosaur 48 Tyrannosaurus rex 48 Late Cretaceous 48 unicellular 48 marine reptile 48 Tyrannosaurus 48 anteaters 48 Triceratops 48 mastodon 47 theropods 47 reptiles amphibians 47 hadrosaur 47 arthropods 47 trilobites 46 frogs toads 46 tapirs 46 African savanna 46 genus Homo 46 snouted 46 giant tortoises 46 billed dinosaur 46 vertebrate species 46 aquatic mammals 46 saber toothed tiger 46 hippopotamuses 46 placental mammals 46 Komodos 46 kangaroo rats 46 Pleistocene 46 ungulates 46 hominins 46 garter snakes 46 Yellowstone ecosystem 46 herbivore 46 toothed whales 46 Poinar 46 anacondas 45 pygmy 45 Prehistoric 45 mammal 45 Pleistocene era 45 lions elephants 45 Grizzly bears 45 Homo sapiens 45 Beringia 45 tetrapod 45 flightless birds 45 vertebrate 45 Homo erectus 45 woolly mammoth 45 Sea otters 45 giant tortoise 45 housecat 45 Paleocene 45 Neandertal 45 overhunting