theropod, ichthyosaur, paranthropus, habilis, plesiosaurs, flatfishes, psittacosaurus, placental mammal, archeopteryx, coelophysis, hadrosaur, insectivore, trilobites, australopithecine, iguanodon, apatosaurus, utahraptor, protoceratops, theropod dinosaur, mosasaur, coprolite, sea scorpion, brachiopods, ankylosaur, aurochs, australopithecus africanus, australopithecus, placentals, horned dinosaur, arthropods, genus homo, stegodon, deinonychus, allosaurus, robustus, monotremes, crinoid, archaeopteryx, ostracods, ornithopod, phyla, anthropoids, archosaur, australopithecus afarensis, homo erectus, tetrapods, homo habilis, hominoid, chordates, tyrannosaur, hominid, ammonites, sauropod, conodonts, peccaries, fossils, baleen whale, eukaryote, cambrian period, vertebrate, megafauna, placoderm, triceratops, toothed whale, edmontosaurus, jurassic period, dinosaur, mangabey, wapiti, sauropod dinosaur, faunas, genus australopithecus, crocodilian, columbian mammoth, protozoans, mammalia, spiny anteater, metazoan, gymnosperms, echinoderm, camarasaurus, auks, devonian period, woolly rhinoceros, stegosaurs, giganteus, isopods, metasequoia, pocket gopher, tyrannosaurus rex, permian period, cryptid, brown creeper, jawless fish, dinos, brachiosaurus, bipedalism, platypuses, mesozoic era, mammuthus, neandertal, sifaka

bird-footed dinosaur, theropod, theropod dinosaur