Mononykus dinosaur running.

ALVAREZSAURID • ANIMAL LEGS • ANIMAL TAIL • ANIMAL THEMES • ANIMAL • APEX PREDATOR • ARTWORK • BIPED • BIRD • BIRD: BIRDS OF PREY • BIRDS OF PREY • CARNIVORE • COLOR IMAGE • COLOUR IMAGE • COPY SPACE • CREATURE • CRETACEOUS • CUTOUT • DIGITALLY GENERATED IMAGE • DINOSAUR • DINOSAURS • EXTINCT • FEATHER • FIERCE • FLIGHTLESS BIRDS • FULL LENGTH • FULL-LENGTH • HORIZONTAL • ILLUSTRATION • ILLUSTRATIONS • ILUSTRATION • LATERAL VIEW • MESOZOIC ERA • MONONYCHUS OLECRANUS • MONONYKUS • MOUTH OPEN • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NO PEOPLE • ONE ANIMAL • OPEN MOUTH • OPEN-MOUTHED • PALAEONTOLOGY • PALAEOZOOLOGY • PALEONTOLOGY • PALEOZOOLOGY • POLKA DOTS • POLKA-DOTTED • PREDATOR • PREHISTORIC ERA • PRIMORDIAL • RAPTOR • REPTIL • REPTILE • REPTILES • RUNNING • SAUROPSID • SCIENCE • SIDE VIEW • SMALL • SPECIES • SPOTTED • THEROPOD • THREE DIMENSIONAL • TINY • VERTEBRATE • WHITE BACKGROUND • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY