An Allosaurus in a deadly battle with a Diplodocus dinosaur at dawn.

AGGRESSION • ALLOSAURUS • ANIMAL BEHAVIOR • ANIMAL NECK • ANIMAL TAIL • ANIMAL THEMES • ANIMAL • ANIMALS HUNTING • ANIMALS IN THE WILD • ARTWORK • ATTACK • BATTLE • BEAST • CARNIVORE • CHALLENGE • CLOUD • CLOUDS • COLOR IMAGE • COLOUR IMAGE • CONCEPT • CONFLICT • CONFRONTATION • CREATION • CREATURE • CRETACEOUS • DANGER • DAWN • DEFENDING • DIGITALLY GENERATED IMAGE • DINOSAUR • DINOSAURS • DIPLODOCID • DIPLODOCUS • DRAMATIC SKY • DUSK • ENEMY • EVOLUTION • EXISTENCE • EXTINCT • FEAR • FIERCE • FIGHTING • FOUR ANIMALS • FRIGHT • FRIGHTENED • GEOLOGY • GROWL • HERBIVORE • HORIZONTAL • ILLUMINATED • ILLUSTRATION • ILLUSTRATIONS • IMAGINATION • JURASSIC • LANDSCAPE • LANDSCAPES • LARGE • MEGAFAUNA • MENACE • MESOZOIC ERA • MONSTER • MORNING • MOUTH OPEN • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NO PEOPLE • OPEN MOUTH • OPEN-MOUTHED • ORIGIN • OUTDOOR • OUTDOORS • OUTSIDE • PALAEONTOLOGY • PALAEOZOOLOGY • PALEONTOLOGY • PALEOZOOLOGY • PANIC • PAST • PERIL • PREDATOR • PREHISTORIC ERA • PREY • PRIMEVAL • PRIMITIVE • PROWLING • QUADRUPED • REPTIL • REPTILE • REPTILES • RIVAL • ROARING • SAURISCHIA • SAUROPOD • SAUROPODOMORPH • SCARED • SCIENCE • SCIENCE: EVOLUTION • SPECIES • STALKING • SUNLIGHT • SUNRISE • SUNSHINE • SURVIVAL • THEROPOD • THREAT • TOUGHNESS • VERTEBRATE • VIOLENCE • VIOLENCIA • WILDERNESS • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY