Related by context. Frequent words. (Click for all words.) 70 genus Homo 69 Homo erectus 68 theropod 67 hominins 66 hominid 66 Homo habilis 65 Australopithecus afarensis 65 Australopithecus 64 carnivorous dinosaurs 63 hominin 63 Homo sapiens 63 theropods 62 hominids 61 tyrannosaur 61 Ardipithecus 60 Homo floresiensis 60 Archaeopteryx 59 sauropod 59 anatomically modern 58 Neandertals 58 subfamily 58 mammalian species 57 megafauna 57 sauropods 57 fossilized remains 57 western lowland gorillas 57 vertebrates 57 vertebrate species 56 tyrannosaurs 56 fossils 56 mammal 56 mammals 56 Denisovans 56 plesiosaur 56 herbivorous 56 tetrapods 55 Tiktaalik 55 primates 55 primate species 55 T. rex 55 Cretaceous Period 54 Neandertal 54 homo sapiens 54 mammal species 54 Ardi 54 Tyrannosaurus rex 54 giant tortoises 53 bipedalism 53 marine reptiles 53 Late Cretaceous 53 clade 53 coelacanth 53 common ancestor 53 Paabo 53 apes 53 pterosaur 53 arthropod 53 interbred 53 avian species 53 fossil 53 hadrosaur 53 fossilized bones 53 thylacine 53 Sumatran rhinos 53 phylum 53 chimpanzees 52 ant species 52 species 52 forelimbs 52 biodiversity hotspots 52 arthropods 52 simian immunodeficiency virus 52 African savanna 52 flightless birds 52 herbivore 52 Fertile Crescent 52 dinosaurs 52 Longrich 52 multicellular organisms 52 single celled organisms 52 genus 52 extinct species 51 trilobites 51 clades 51 temperate zones 51 dinosaur fossil 51 ancestor 51 clouded leopard 51 Velociraptor 51 mammoths 51 multicellular 51 lineages 51 amphibian species 50 FOXP2 50 hunter gatherers 50 Neanderthal DNA 50 vertebrate 50 T rex 50 saber toothed cats 50 archaea 50 Neanderthals