Related by context. Frequent words. (Click for all words.) 66 genus Homo 63 Homo sapiens 63 Ardipithecus 63 theropod 63 hominins 62 Homo habilis 61 Archaeopteryx 61 Neandertals 61 Australopithecus 61 hominin 60 Homo erectus 59 hominid 59 subfamily 59 tetrapods 59 tyrannosaur 59 bipedalism 59 crocodilians 58 forelimbs 58 hominids 57 vertebrates 57 Tiktaalik 57 anatomically modern 57 theropods 57 multicellular organisms 56 multicellular 56 mammals 56 clade 56 Neandertal 55 tyrannosaurs 55 Homo Sapiens 55 Homo floresiensis 55 herbivorous 55 Neanderthals 55 primate species 55 pterosaurs 54 homo sapiens 54 carnivorous dinosaurs 54 lineages 54 clades 54 Denisovans 54 phylum 54 Australopithecus afarensis 53 vertebrate 53 baleen whales 53 vertebrate species 53 canine teeth 53 sauropods 52 taxa 52 mitochondrial genome 52 interbred 52 herbivore 52 mammal 52 megafauna 52 plesiosaur 52 evolutionarily 51 coelacanth 51 genus 51 sauropod 51 P. falciparum 51 mammalian species 51 Neanderthal 51 simian immunodeficiency virus 51 Cretaceous Period 51 mammal species 51 humans 50 mammoths 50 evolutionary 50 Longrich 50 bipedal 50 Oetzi 50 pterosaur 50 hadrosaur 50 arthropod 50 primates 50 hunter gatherers 50 Late Cretaceous 49 thylacine 49 species 49 coronaviruses 49 T. rex 49 nonhuman primates 49 mammalian 49 common ancestor 49 moa 49 FOXP2 49 marine invertebrates 49 adenoma 49 single celled organisms 49 evolutionary adaptation 49 herbivores 48 pectoral fins 48 marine reptiles 48 naked mole rats 48 domesticated 48 Sumatran rhinos 48 hind limbs 48 Kennewick Man 48 biped 48 Paabo 48 hunter gatherer 47 phylogenetic