Related by context. Frequent words. (Click for all words.) 63 theropod 62 theropods 61 carnivorous dinosaurs 60 H. erectus 58 hadrosaur 57 sauropod 57 crocodilians 57 herbivore 56 Brachiosaurus 56 subfamily 56 tyrannosaur 56 Archaeopteryx 55 genus Homo 55 hominins 55 herbivorous 55 T. rex 55 pterosaur 55 Homo floresiensis 55 tyrannosaurs 54 hominin 54 marine invertebrates 54 arthropod 54 sauropods 54 mammal 53 mammals 53 Ardipithecus 53 Homo habilis 53 Australopithecus 53 plesiosaur 53 coprolites 53 hominid 53 Longrich 52 Homo erectus 52 Neandertal 52 marine reptiles 52 Cretaceous Period 52 bony fish 52 Homo sapiens 52 triceratops 51 Triceratops 51 arthropods 51 single celled organisms 51 Tiktaalik 51 dinosaurs 51 genus 51 vertebrate species 51 mammalian species 51 megafauna 50 Neandertals 50 phylum 50 vertebrate 50 dinosaur fossil 50 hominids 50 forelimbs 50 primate species 50 Australopithecus afarensis 50 baleen whales 50 fossil 50 clade 50 monkeys apes 50 fossils 50 T rex 50 Velociraptor 49 fossilized bones 49 stromatolites 49 species 49 tetrapods 49 LB1 49 vertebrates 49 prion disease 49 evolutionarily 49 Denisovans 49 Late Cretaceous 49 sea anemone 49 coelacanth 49 fossilized remains 49 cycad 48 Mesozoic 48 Sperm whales 48 bivalve 48 Tasmanian tiger 48 dinosaur 48 parasitic worms 48 multicellular organisms 48 velociraptor 48 supercontinent 48 trilobites 48 Tyrannosaurus rex 48 mammalian 48 aquatic mammals 48 dinos 48 interbred 48 middens 48 pacu 48 taxa 47 mummified 47 single celled 47 mitochondrial genome 47 Whale sharks 47 Tyrannosaurus 47 Burgess Shale