Related by context. Frequent words. (Click for all words.) 63 H. erectus 63 theropod 63 tyrannosaur 62 Columbian mammoth 61 Beringia 61 hominid 61 anthropoids 61 Indohyus 61 feathered dinosaurs 61 megafauna 60 Homo habilis 60 Denisovans 60 hominins 60 Neandertals 59 genus Homo 59 Cretaceous Period 59 Archaeopteryx 59 Tasmanian tiger 59 hominin 59 Australopithecus 58 thylacine 58 Homo floresiensis 58 Homo erectus 58 vertebrate species 58 theropods 57 Neandertal 57 Tiktaalik 57 Australopithecus afarensis 57 hominids 57 Ardipithecus 57 Late Cretaceous 57 Homo sapiens 57 supercontinent 57 sauropod 57 fossilized remains 57 ground sloths 57 coelacanth 56 pterosaur 56 woolly mammoths 56 hadrosaur 56 carnivorous dinosaurs 56 Homo Sapiens 56 tyrannosaurs 56 Poinar 56 subfamily 56 plesiosaur 56 clouded leopard 55 coprolites 55 stromatolites 55 Longrich 55 fossils 55 trilobites 55 wooly mammoth 55 dinosaur fossil 55 mammal 55 ancestor 55 dinosaurs 54 Fertile Crescent 54 monkeys apes 54 sauropods 54 fossil 54 foraminifera 54 giant tortoise 54 woolly mammoth 54 tetrapods 54 Neanderthals 54 marine reptiles 54 Burgess Shale 54 biodiversity hotspot 54 dinosaur 54 interglacial period 54 mammal species 53 microfossils 53 fossilized bones 53 palaeontology 53 sasquatch 53 Otzi 53 clouded leopards 53 tetrapod 53 prehistoric 53 mitochondrial genome 53 triceratops 53 mammoths 53 Palaeontology 53 Nigersaurus 53 anatomically modern 52 vertebrates 52 subspecies 52 western lowland gorillas 52 saber toothed cat 52 Cambrian explosion 52 Paabo 52 LB1 52 Extinct 52 palaeontologists 52 Radiocarbon dating 52 primate species 52 skink 52 dinosaurs roamed 52 Linnean Society 52 Neanderthal DNA