Related by context. Frequent words. (Click for all words.) 57 theropod 57 Archaeopteryx 55 Tiktaalik 55 forelimbs 55 sauropods 55 theropods 55 tyrannosaur 54 sauropod 54 pterosaur 54 hadrosaur 54 Homo habilis 54 carnivorous dinosaurs 53 Ardipithecus 53 Australopithecus afarensis 52 Australopithecus 52 tetrapods 51 feathered dinosaurs 50 hominid 50 H. erectus 50 hominins 50 Brachiosaurus 49 baleen whales 49 pterosaurs 49 hominin 49 T. rex 49 Oetzi 49 Neandertals 49 Cretaceous Period 49 fossilized bones 48 Homo erectus 48 marine reptiles 48 palaeontologists 48 bipedalism 48 tetrapod 48 fossil 48 fossils 48 Late Cretaceous 47 plesiosaur 47 hominids 47 crocodilians 47 Neandertal 46 trilobites 46 Tyrannosaurus rex 46 coprolites 46 pectoral fins 46 triceratops 46 fossilized remains 46 mammal 46 dinosaur skeletons 45 palaeontologist 45 coelacanth 45 dinosaur fossil 45 Velociraptor 45 LB1 45 billed dinosaur 45 dinosaur 44 hind limbs 44 mandibles 44 woolly mammoth 44 cephalopods 44 herbivore 44 Paleocene 44 Longrich 44 snout 44 Triceratops 43 Neanderthals 43 paleontologists 43 Linnean Society 43 Otzi 43 naked mole rats 43 microfossils 43 fossilized 43 velociraptor 43 bushy tail 43 Homo floresiensis 43 marten 43 bony fish 43 T rex 43 dinos 43 palaeontology 42 melanosomes 42 trackway 42 arthropod 42 oxygen isotopes 42 Radiocarbon dating 42 Stegosaurus 42 millipede 42 herbivorous 42 Whale sharks 42 arthropods 42 Mesozoic 42 canine teeth 42 wooly mammoth 42 mammals 42 Tyrannosaurus 42 subfamily 42 femur bone 42 dinosaur skeleton 41 vertebrate 41 mastodon 41 dinosaurs