Related by context. Frequent words. (Click for all words.) 77 hominids 74 homo sapiens 73 Homo erectus 73 Neanderthals 71 hominid 65 hunter gatherers 62 Neanderthal 61 humans 60 dinosaurs 59 vertebrates 59 evolutionary 59 hunter gatherer 58 lineages 58 common ancestor 57 Homo 57 apes 55 Pleistocene 55 evolutionarily 55 evolutionary biologists 54 vertebrate 54 mammals 54 prehistoric 54 primate species 54 millennia 54 domestication 54 herbivore 54 domesticated 53 mammoths 53 pterosaurs 53 fossils 53 prehistory 53 sauropods 52 ancestors 51 chimpanzees 51 woolly mammoth 51 mastodons 51 fossil 51 mass extinction 51 Neolithic 50 ancestor 50 Ice Age 50 species 50 ancients 50 genus 50 primates 49 herbivores 49 clade 49 bipedal 49 civilization 49 mammal 49 ape 49 Ardi 49 Y chromosome 49 T. rex 48 primitive 48 eukaryotes 48 Humans 48 ancient Egyptians 48 arthropods 48 mammalian 48 speciation 48 interbreeding 47 Little Ice Age 47 hobbits 47 evolutionists 47 humankind 47 anthropologists 47 genetically distinct 47 fossilized remains 47 beings 46 Polynesians 46 mass extinctions 46 taxonomic 46 chimps 46 flowering plants 45 civilizations 45 millenniums 45 hobbit 45 Chimpanzees 45 Semitic 45 primeval 45 dinosaur 45 Stone Age 45 colonized 45 epochs 45 creatures 45 carnivores 45 Holocene 45 arboreal 44 lizards 44 evolutionary biology 44 Bronze Age 44 mankind 44 organisms 44 Anthropologists 44 Cretaceous 44 Tyrannosaurus rex 44 bonobos 44 Triceratops 44 lemurs 44 Mayans