Related by context. Frequent words. (Click for all words.) 49 evolutionary origins 49 morphology 49 Indohyus 49 Raptorex 48 phylogeny 47 phylogenetic tree 47 placental mammals 47 faunal 47 phylogenetic 47 theropod 47 morphologic 47 feathered dinosaurs 46 vertebrate animals 46 prehistoric 46 histopathological 45 Radiocarbon dating 45 afarensis 45 paleoclimate 45 crocodilian 45 otolith 45 primate species 45 fossils 45 hominin 45 carnivorous dinosaurs 45 scientifically accurate 45 Cerling 45 genomic sequence 45 Gigantoraptor 44 hadrosaur 44 fossil specimens 44 fossilized remains 44 Palaeolithic 44 specimens 44 phylogenetic analysis 44 morphological 44 anatomical 44 fossilized 44 humanlike 44 vertebrate 44 dinosaur skeletons 44 mitochondrial genome 44 extinct species 44 serological 43 phenotypic 43 termite mounds 43 taxa 43 stickleback 43 hominid 43 fossil 43 sexual dimorphism 43 tyrannosaur 43 LB1 43 arthropod 43 Tiktaalik 43 mammal species 43 hominins 43 theropods 43 foraminifera 42 evolutionary 42 palaeontologists 42 middens 42 Homo habilis 42 Frans de Waal 42 probabilistic 42 quantitative measurements 42 paleontological 42 sediment cores 42 primate evolution 42 Ardipithecus 42 systematics 42 fossilized bones 42 forelimb 42 amino acid sequences 42 tetrapod 42 Homo sapiens 42 ammonites 42 Longrich 42 Brachiosaurus 41 Late Cretaceous 41 anatomical structures 41 biophysical 41 Archaeopteryx 41 species 41 mammalian species 41 Diplodocus 41 avian species 41 trilobites 41 macroevolution 41 flint tools 41 observations 41 biogeochemical 41 multicellular 41 climatological 40 invertebrate 40 vertebrate species 40 Palaeontology 40 radiographically 40 isotope ratios 40 morphologies 40 mammalian 40 otoliths