An Inostrancevia attacks a Scutosaurus.

AGGRESSION • AMNIOTE • AMPHIBIA • AMPHIBIAN • AMPHIBIOUS • ANAPSID • ANGRY • ANIMAL BEHAVIOR • ANIMAL HEAD • ANIMAL MOUTH • ANIMAL TEETH • ANIMAL THEMES • ANIMAL • ANIMALS HUNTING • ANIMALS IN THE WILD • ARMORED DINOSAURS • ARTWORK • ATTACK • BATTLE • CARNASSIAL • CARNIVORE • COLOR IMAGE • CONFLICT • CONFRONTATION • CREATURE • DANGER • DAY • DEFEAT • ENEMY • ENVIRONMENT • EVOLUTION • EXTINCT • FANG • FIERCE • FIGHTING • FORT • HORIZONTAL • ILLUSTRATION TECHNIQUE • ILLUSTRATION • INOSTRANCEVIA ALEXANDRI • INOSTRANCEVIA • JAW • LAND • LARGE • MARSH • MENACE • MOUTH OPEN • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NATURE • NO PEOPLE • OMINOUS • ON TOP OF • OPEN MOUTH • OPEN-MOUTHED • OSTEODERM • OUTDOOR • OUTDOORS • OUTSIDE • PAINTING • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOBIOLOGY • PALEONTOLOGY • PALEOZOIC ERA • PALEOZOOLOGY • PAREIASAUR • PAST • PERIL • PERMIAN • POWERFUL • PREHISTORIC ERA • QUADRUPED • REPTIL • REPTILE • REPTILES • RIVAL • RUGGED • SALTMARSH • SAUROPSID • SCIENCE: EVOLUTION • SCISSOR TOOTH • SCUTE • SCUTOSAURUS KARPINSKI • SCUTOSAURUS • SECTORIAL • SHARP • SPECIES • STANDING • STRENGTH • STRONG • SURVIVAL • SWAMP • SYNAPSID • TERROR • THERAPSID • THREAT • TOUGHNESS • TWO ANIMALS • VERTEBRATE • VICIOUS • VICTIM • VICTIMS • VIOLENCE • VIOLENCIA • WILDERNESS • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY