Related by context. Frequent words. (Click for all words.) 63 theropod 62 Ardipithecus ramidus 61 sauropod 61 H. erectus 60 carnivorous dinosaur 59 Australopithecus 59 horned dinosaur 58 Columbian mammoth 58 Nigersaurus 57 hominins 57 Australopithecus afarensis 57 pliosaur 57 Tiktaalik 57 placental mammals 57 Diplodocus 57 Ardipithecus 56 hominid 56 tetrapod 56 sauropods 56 hadrosaur 56 afarensis 56 LB1 55 Apatosaurus 55 tyrannosaur 55 Homo habilis 55 forelimbs 54 marine reptile 54 theropods 54 tetrapods 53 Neandertal 53 hominin 53 Homo erectus 53 Cretaceous Period 53 bipedalism 52 genus Homo 52 pterosaur 52 carnivorous dinosaurs 52 feathered dinosaurs 52 supercontinent 52 hominids 52 Jurassic Period 52 billed dinosaur 51 Archaeopteryx 51 mitochondrial genome 51 subfamily 51 crocodilian 51 Paleocene 50 tyrannosaurus 50 anthropoids 50 Dmanisi 50 WASP #b 50 Velociraptor 50 Late Cretaceous 50 Indohyus 50 Homo floresiensis 50 Denisovans 49 microfossils 49 fossil specimens 49 beaked whale 49 taxon 49 Lake Vostok 49 phylogenetic tree 49 triceratops 49 Neandertals 48 Brachiosaurus 48 pterosaurs 48 trackway 48 tyrannosaurus rex 48 forelimb 48 KV# 48 clades 48 Amenhotep III 48 Carboniferous 48 fossilized remains 48 henge 48 wooly mammoth 48 4 chars 48 crocodilians 47 diametre 47 Cancri 47 Lower Cretaceous 47 bipedal 47 Longrich 47 super Earths 47 Allosaurus 47 fossilized bones 47 toothed whales 47 baleen whales 47 HAT P 47 Stegosaurus 47 prokaryotes 46 giant tortoise 46 microcephaly 46 millipede 46 primate evolution 46 Otzi 46 Tyrannosaurus rex 46 plesiosaur 46 anatomically modern 46 Triceratops 46 Pliocene