Related by context. Frequent words. (Click for all words.) 60 morphologically 59 Indohyus 57 mammalian species 56 vertebrates 56 mechanistically 56 toothed whales 55 Tiktaalik 55 evolutionary 55 flagellum 55 mantis shrimp 55 quantum entanglement 55 tetrapod 55 feathered dinosaurs 55 theropods 54 symbionts 54 irreducible complexity 54 vertebrate 54 evolutionarily 54 echolocation 54 prokaryotes 54 mammalian brain 54 FOXP2 53 theropod 53 multicellular 53 tetrapods 53 Ardipithecus 53 bipedalism 53 asexual reproduction 53 speciation 53 crocodilians 53 phyla 53 rhodopsin 52 phylogeny 52 single celled 52 melanogaster 52 marine invertebrates 52 multicellular organisms 52 protozoan 52 ribozyme 52 Archaeopteryx 52 avian species 51 morphological 51 Wolbachia 51 sea anemone 51 carnivorous dinosaurs 51 mammals 51 eukaryotic 51 phylogenetic 51 stickleback 51 T. gondii 51 olfaction 51 taxon 51 biogeography 51 Neandertals 51 stromatolites 50 fruit fly Drosophila 50 homology 50 anthropoids 50 pterosaur 50 translocations 50 evolutionary biologists 50 subfamily 50 imprinted genes 50 humans 50 mirror neurons 50 hominins 50 pathophysiological 49 amino acid sequences 49 evolutionary adaptation 49 fossilization 49 angiosperms 49 Poinar 49 single celled organism 49 serendipitous discovery 49 Australopithecus 49 taxa 49 clades 49 mammalian 49 iridescence 49 Cambrian explosion 49 genetic alteration 49 mutualism 49 gene expression patterns 49 melanosomes 49 genus Homo 49 protein misfolding 49 diatoms 49 pterosaurs 49 Archaea 49 neurobiologists 49 tyrannosaur 49 morphology 49 diatom 49 nonhuman primates 48 introns 48 codons 48 flycatcher 48 cichlids 48 Ardipithecus ramidus 48 species 48 Homo sapiens