Tyrannosaurus Rex attacking two Struthiomimus dinosaurs.

AGGRESSION • ANGER • ANIMAL BEHAVIOR • ANIMAL HEAD • ANIMAL MOUTH • ANIMAL TEETH • ANIMAL THEMES • ANIMAL • ANIMALS HUNTING • ANIMALS IN THE WILD • APEX PREDATOR • ARTWORK • ATTACK • BATTLE • BIPED • BIRD • CARNIVORE • CHALLENGE • CHASING • COELUROSAURIA • COLOR IMAGE • CONFLICT • CONFRONTATION • CRETACEOUS • DANGER • DAY • DETAIL • DIGITALLY GENERATED IMAGE • DINOSAUR • DINOSAURS • ENEMY • ENVIRONMENT • ESCAPE • EVOLUTION • EXISTENCE • EXTINCT • FEAR • FEATHER • FIERCE • FIGHTING • FLIGHTLESS BIRDS • FOUR ANIMALS • FULL LENGTH • FURY • GROWL • HERBIVORE • HISSING • HORIZONTAL • ILLUSTRATION • LANDSCAPE • LANDSCAPES • LARGE • LATERAL VIEW • MAASTRICHTIAN • MENACE • MESOZOIC ERA • MOTION • MOUTH OPEN • NATURE • NO PEOPLE • OMNIVORE • ON THE MOVE • OPEN MOUTH • OPEN-MOUTHED • ORNITHOMIMID • ORNITHOMIMOSAUR • OSTRICH • OUTDOOR • OUTDOORS • OUTSIDE • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOART • PALEOBIOLOGY • PALEONTOLOGY • PALEOZOOLOGY • PAST • PERIL • POWERFUL • PREDATOR • PREHISTORIC ERA • PREY • PRIMEVAL • PRIMITIVE • ROARING • RUNNING • SAUROPSID • SCIENCE • SCIENCE: EVOLUTION • SIDE VIEW • SNARLING • SPECIES • SPEED • STRENGTH • STRUGGLE • STRUTHIOMIMUS • SURVIVAL • TAG (GAME) • TERROR • THEROPOD • THREAT • THREE DIMENSIONAL • TOUGHNESS • TYRANNOSAURUS • VICIOUS • VICTIM • VICTIMS • VIOLENCE • VIOLENCIA • WILDERNESS • WILDLIFE • WITHOUT PEOPLE • WOODLANDS • ZOOLOGY