Related by context. Frequent words. (Click for all words.) 70 feathered dinosaurs 67 theropod 66 Archaeopteryx 63 pterosaur 62 tyrannosaur 60 carnivorous dinosaurs 60 theropods 60 sauropod 58 hadrosaur 58 Cretaceous Period 58 tetrapod 58 palaeontologists 57 tetrapods 57 dinosaur fossil 56 Vertebrate Paleontology 56 Tiktaalik 55 hominins 55 Neandertal 55 fossils 55 Homo floresiensis 55 Ardipithecus 55 fossil 55 dinosaur 55 hominid 55 Linnean Society 54 T. rex 54 fossilized bones 54 thylacine 54 sauropods 54 Burgess Shale 54 wooly mammoth 54 trilobites 54 marine reptiles 54 Australopithecus 54 moa 54 fossilized remains 54 genus Homo 54 mitochondrial genome 54 Triceratops 54 rhesus macaque 54 dinosaurs 53 coelacanth 53 billed dinosaur 53 pterosaurs 53 plesiosaur 53 Denisovans 53 triceratops 53 Late Cretaceous 53 mammal 53 Neandertals 52 dinosaur fossils 52 clouded leopard 52 Tyrannosaurus rex 52 vertebrate 52 Tasmanian tiger 52 crocodilians 52 fruit fly Drosophila 52 Brachiosaurus 52 Longrich 52 forelimbs 52 Velociraptor 52 anthropoids 51 stegosaurus 51 H. erectus 51 damselflies 51 hominin 51 Stegosaurus 51 prehistoric 51 mammalian species 51 Homo erectus 51 dinosaur eggs 51 Tyrannosaurus 51 clouded leopards 51 coprolites 51 flightless bird 51 Cambrian explosion 51 palaeontologist 51 supercontinent 51 Radiocarbon dating 51 morphologically 51 genus 51 velociraptor 50 arthropod 50 palaeontology 50 multicellular organisms 50 paleontologists 50 mammals 50 subfamily 49 multicellular 49 tyrannosaurs 49 dinosaur skeleton 49 dinos 49 forelimb 49 mammoths 49 extinct species 49 megafauna 49 vertebrates 49 simian immunodeficiency virus 49 Homo sapiens 49 fossilized 49 Homo habilis