Allosaurus vs. Stegosaurus, graphite.

AGGRESSION • ALLOSAURID • ALLOSAURUS • ANIMAL BEHAVIOR • ANIMAL THEMES • ANIMAL • ANIMALS HUNTING • ARMORED DINOSAURS • ARTWORK • ATTACK • BATTLE • BIPED • BLACK AND WHITE • CARNIVORE • CONCEPT • CONFLICT • CONFRONTATION • CREATURE • DANGER • DINOSAUR • DINOSAURS • DRAWING • ENEMY • EVOLUTION • EXISTENCE • EXTINCT • FEAR • FIERCE • FIGHTING • GRAPHITE • HERBIVORE • ILLUSTRATION TECHNIQUE • ILLUSTRATION • ILLUSTRATIONS • JURASSIC • MENACE • MENACING • MESOZOIC ERA • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NO PEOPLE • ORNITHISCHIA • OSTEODERM • OUTDOOR • OUTDOORS • OUTSIDE • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOART • PALEONTOLOGY • PALEOZOOLOGY • PAST, THE • PERIL • PREDATOR • PREHISTORIC ERA • PRIMEVAL • PRIMITIVE • PRIMORDIAL • QUADRUPED • REPTIL • REPTILE • REPTILES • SAURISCHIA • SCIENCE • SCIENCE: EVOLUTION • SKETCH • SPECIES • SPIKED • STEGOSAURID • STEGOSAURUS • SURVIVAL • TERROR • THEROPOD • THREAT • THREE ANIMALS • TOUGHNESS • VERTEBRATE • VERTICAL LINES • VERTICAL • VICIOUS • VIOLENCE • VIOLENCIA • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY