Yangchuanosaurus, a theropod dinosaur from the Jurassic Period.

AGGRESSION • ALLOSAURID • ANGER • ANGRY • ANIMAL MOUTH • ANIMAL TAIL • ANIMAL TEETH • ANIMAL THEMES • ANIMAL • ANIMALS HUNTING • APEX PREDATOR • ARTWORK • BEHEMOTH • BIPED • CARNIVORE • CARNOSAURIA • CLAW • CLAWS • COLOR IMAGE • COLOUR IMAGE • COPY SPACE • CREATURE • CUTOUT • DIGITALLY GENERATED IMAGE • DINOSAUR • DINOSAURS • EVOLUTION • EXTINCT • FIERCE • FULL LENGTH • FURIOUS • FURY • GIGANTIC • GROWL • ILLUSTRATION • ILLUSTRATIONS • JURASSIC • LARGE • LATERAL VIEW • MESOZOIC ERA • METRIACANTHOSAURID • MONSTER • MOTION • MOUTH OPEN • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NO PEOPLE • ON THE MOVE • ONE ANIMAL • OPEN MOUTH • OPEN-MOUTHED • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOBIOLOGY • PALEONTOLOGY • PALEOZOOLOGY • PAST • POWERFUL • PREDATOR • PREHISTORIC ERA • PRIMEVAL • PRIMITIVE • PRIMORDIAL • REPTIL • REPTILE • REPTILES • ROARING • RUNNING • SAURISCHIA • SAUROPSID • SCIENCE • SCIENCE: EVOLUTION • SIDE VIEW • SPECIES • SQUARE IMAGE • TALON • THEROPOD • TOUGHNESS • UGLINESS • VERTEBRATE • WHITE BACKGROUND • WILDLIFE • WITHOUT PEOPLE • YANGCHUANOSAURUS • ZOOLOGY