Plesiosaurus dinosaurs swim together in Jurassic seas.

ANIMAL NECK • ANIMAL THEMES • ANIMAL • ANIMALS HUNTING • ANIMALS IN THE WILD • AQUATIC • ARTWORK • BEHEMOTH • BLUE • CARNIVORE • COLOR IMAGE • COLOUR IMAGE • CREATURE • CRETACEOUS • DAY • DIGITALLY GENERATED IMAGE • DINOSAUR • DINOSAURS • ELASMOSAURID • EVOLUTION • EXTINCT • FLEET • FLIPPER • GIGANTIC • HORIZONTAL • ICHTHYOLOGY • ILLUSTRATION • ILLUSTRATIONS • JURASSIC • LAKE • LARGE • LATERAL VIEW • LEGEND • LOCH NESS MONSTER • LONG • MARINE BIOLOGY • MARINE • MESOZOIC ERA • MONSTER • MOTION • MYTH • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NAVY • NESSIE • NO PEOPLE • OCEAN • ON THE MOVE • OUTDOOR • OUTDOORS • OUTSIDE • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOART • PALEOBIOLOGY • PALEOICHTHYOLOGY • PALEONTOLOGY • PALEOZOOLOGY • PAST • PISCIVORE • PLESIOSAUR • PLESIOSAURUS DOLICHODEIRUS • PLESIOSAURUS • POWERFUL • PREHISTORIC ERA • PRIMEVAL • PRIMITIVE • REPTIL • REPTILE • REPTILES • SAUROPSID • SAUROPTERYGIA • SCIENCE • SCIENCE: EVOLUTION • SEA LIFE • SEA • SEAS • SIDE VIEW • SINEMURIAN • SPECIES • SWIMMING • TRIASSIC • TWO ANIMALS • UNDERSEA • UNDERWATER • VERTEBRATE • WATER • WILDERNESS • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY