Related by context. Frequent words. (Click for all words.) 68 theropods 67 tyrannosaur 67 pterosaur 66 Archaeopteryx 65 carnivorous dinosaurs 63 fossils 61 T. rex 60 hominins 60 sauropod 60 palaeontologists 60 dinosaurs 60 fossilized bones 60 pterosaurs 59 tyrannosaurs 59 dinosaur fossil 59 sauropods 59 Ardipithecus 59 dinosaur fossils 58 dinosaur 58 fossilized remains 58 hominid 58 tetrapods 57 Tyrannosaurus rex 57 Cretaceous Period 57 Tiktaalik 57 melanosomes 57 Neandertals 57 fossil 57 Longrich 56 vertebrates 56 mammals 56 avian species 55 prehistoric 55 palaeontology 55 dinosaur footprints 55 dinosaur skeletons 55 plesiosaur 55 Fossils 55 Australopithecus 55 Velociraptor 55 paleontologists 55 forelimbs 54 Denisovans 54 dinos 54 paleoanthropologist 54 multicellular 54 paleontology 54 mammalian species 54 mammal species 54 Homo sapiens 54 triceratops 54 arthropods 54 multicellular organisms 54 Homo habilis 53 Homo erectus 53 mastodons 53 megafauna 53 dinosaur bones 53 evolutionary biologists 53 velociraptor 53 fossilized 53 Komodo dragons 53 arthropod 53 primate species 52 Paleontologists 52 mammal 52 T rex 52 lineages 52 Triceratops 52 palaeontologist 52 hominids 52 thylacine 52 Homo floresiensis 52 vertebrate 52 avian influenza viruses 52 Tyrannosaurus 52 paleontologist 52 prehistory 52 Vertebrate Paleontology 51 species 51 mammoths 51 evolutionary 51 cephalopods 51 Mesozoic 51 vertebrate species 51 anatomically modern 51 coronaviruses 51 frog species 51 herbivorous 51 genetically distinct 51 Late Cretaceous 51 single celled organisms 51 skinks 51 genus 51 Neanderthals 51 morphologies 50 damselflies 50 clouded leopard 50 mammalian 50 zoologists 50 taxa