Related by context. Frequent words. (Click for all words.) 69 tetrapods 65 Archaeopteryx 64 Ardipithecus 63 Australopithecus 60 hominin 60 hominid 59 pterosaur 59 hominins 59 Homo habilis 58 Australopithecus afarensis 58 carnivorous dinosaurs 58 theropods 57 tyrannosaur 56 sauropods 56 plesiosaur 56 Homo erectus 56 hominids 56 coelacanth 56 sauropod 55 vertebrate 54 fossils 54 forelimbs 54 vertebrates 54 Denisovans 53 pterosaurs 53 Neandertals 53 multicellular 53 baleen whales 52 tyrannosaurs 52 T. rex 52 Homo sapiens 52 narwhal 52 mammal 52 fossilized remains 52 Homo floresiensis 51 multicellular organisms 51 Longrich 51 triceratops 51 Late Cretaceous 51 fossil 51 trilobites 50 bipedal 50 Ardi 50 palaeontologists 50 evolutionary 49 phylogenetic 49 dinosaur 49 Cretaceous Period 49 Oetzi 49 bony fish 49 anatomically modern 49 taxa 49 palaeontologist 49 Mesozoic 49 humanlike 49 fossilized 48 arthropod 48 dinosaurs 48 single celled 48 phylum 48 megafauna 48 melanosomes 48 dinosaur fossil 48 Pleistocene 48 lungfish 47 morphology 47 mammals 47 basking shark 47 T rex 47 thylacine 47 homo sapiens 47 biped 47 fossilized bones 47 Velociraptor 47 extinct species 47 herbivorous 47 mammalian 47 moa 47 morphological 47 palaeontology 47 paleontologists 47 herbivore 47 Carboniferous 46 creature 46 Neanderthal 46 evolutionary biologists 46 single celled organisms 46 phylogeny 46 hind limbs 46 Tyrannosaurus 46 Cretaceous 46 homology 46 mandible 46 archaea 46 mastodon 46 diatoms 45 prehistoric 45 Triceratops 45 evolutionarily 45 eukaryotic 45 Precambrian