Related by context. Frequent words. (Click for all words.) 67 domestication 56 interbred 55 homo sapiens 54 domesticated animals 54 Homo sapiens 53 humans 52 Fertile Crescent 50 domesticate 50 feral 50 extinct 49 Neandertals 49 herbivorous 49 hunter gatherers 48 omnivores 48 prehistoric 47 primates 47 flightless birds 47 inhabited 47 carnivorous 47 mammal 46 hunter gatherer 46 dinos 46 docile 46 mammals 46 cave dwellers 46 Neanderthals 45 Homo erectus 45 dinosaurs 45 animals 45 primate species 45 anthropomorphic 45 colonized 45 interbreeding 45 tyrannosaurs 45 Neanderthal 45 coexisted 45 herbivores 44 carnivores 44 meat eater 44 mammoths 44 prehistory 44 lineages 44 shrews 44 infecting humans 44 subspecies 43 amaranth 43 fossils 43 hominids 43 apes 43 Paleolithic 43 ape 43 Spanish conquistadors 43 sauropods 43 hybridized 43 hominid 43 theropods 43 black tailed prairie 43 Archaeopteryx 43 Extinct 43 genus 43 species 43 sloths 43 megafauna 43 anthropomorphism 43 mastodons 42 ancestor 42 woolly mammoths 42 marsupials 42 cave dwelling 42 llamas 42 cats 42 exterminated 42 vertebrates 42 carnivore 42 common ancestor 42 humanlike 42 multicellular 42 mongoose 42 mammalian 42 mammal species 42 genetically distinct 42 bonobos 42 Sumerians 42 mammalian species 42 furry creatures 42 Ancient Egyptians 42 Cannibalism 42 beasts 42 parrots 42 temperate zones 41 creature 41 pygmy 41 Mesoamerica 41 fossil 41 habituated 41 wild 41 Bronze Age 41 eaten 41 palaeontologists 41 taxa 41 savannah