Related by context. Frequent words. (Click for all words.) 53 taxa 53 phylogeny 52 paleoclimate 51 tetrapod 51 biogeography 50 systematics 50 phylogenetic 49 mitochondrial genome 49 marine invertebrates 49 Quaternary 48 morphological 48 theropod 48 Archaeopteryx 48 Neandertal 48 comparative genomics 48 Ardipithecus 48 foraminifera 48 hadrosaur 48 eukaryotic 47 Worobey 47 Tiktaalik 47 tetrapods 47 stromatolites 47 genus Homo 46 Radiocarbon dating 46 multicellular 46 vertebrate 46 feathered dinosaurs 46 Late Cretaceous 46 morphologically 46 palaeontology 46 LB1 46 Chiappe 46 Cambrian explosion 46 taxonomic 46 evolutionary biologists 46 H. erectus 46 PNAS 45 evolutionary 45 Burgess Shale 45 Indohyus 45 clades 45 mutational 45 theropods 45 hominin 45 prokaryotes 45 vertebrate species 45 Columbian mammoth 45 Caenorhabditis elegans 45 Australopithecus 45 microfossils 45 Poinar 45 tyrannosaur 45 integrative biology 45 proteome 44 DNA barcoding 44 Beringia 44 speciation 44 introns 44 transcriptome 44 clade 44 metagenomics 44 archaea 44 extinctions 44 genome 44 lineages 44 evolutionary biologist 44 Archaea 44 mammalian 43 biological anthropology 43 primate species 43 paleoanthropologist 43 Homo sapiens 43 interglacial period 43 mammalian species 43 paleontological 43 Paleontologist 43 trilobites 43 megafauna 43 Biology Letters 43 gene expression patterns 43 morphology 43 human genome sequence 43 evolutionarily 43 genetic variability 43 Pleistocene 43 genomic instability 43 Homo floresiensis 43 geomorphology 43 fossils 42 Younger Dryas 42 fossil 42 ribozyme 42 human genome 42 journal Geology 42 multicellular organisms 42 vertebrates 42 pathophysiological 42 homology 42 evolutionary biology 42 subfamily