Olorotitan dinosaurs walking by a stream.

ACRYLIC PAINTING • ANIMAL THEMES • ANIMAL • ANIMALS IN THE WILD • ARTWORK • BIPED • COLOR IMAGE • COLOUR IMAGE • CREATURE • CREST • CRETACEOUS • DAY • DINOSAUR • DINOSAURS • DUCKBILL DINOSAURS • ENVIRONMENT • EVOLUTION • EXTINCT • FRONT VIEW • HABITAT • HADROSAURID • HERBIVORE • HORIZONTAL • ILLUSTRATION TECHNIQUE • ILLUSTRATION • ILLUSTRATIONS • ILUSTRATION • JURASSIC • LAMBEOSAURINAE • MESOZOIC ERA • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NO PEOPLE • OLOROTITAN ARHARENSIS • OLOROTITAN • ORNITHISCHIA • ORNITHOPOD • OUTDOOR • OUTDOORS • OUTSIDE • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOART • PALEOBIOLOGY • PALEONTOLOGY • PALEOZOOLOGY • PAST, THE • PREHISTORIC ERA • PRIMEVAL • PRIMITIVE • PRIMORDIAL • ROAMING • SCIENCE • SCIENCE: EVOLUTION • SPECIES • STANDING • STREAM • THREE ANIMALS • VERTEBRATE • WATER'S EDGE • WILDERNESS • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY