Troodon bird-like dinosaur.

AGGRESSION • ANIMAL FUR • ANIMAL HUNTING • ANIMAL LEGS • ANIMAL LIMBS • ANIMAL THEMES • ANIMAL • APEX PREDATOR • BIPED • BIRD • BIRD-LIKE • BIRD: BIRDS OF PREY • BIRDS OF PREY • CAMPANIAN • CARNIVORE • CAWING • CLAW • CLAWS • COLOR IMAGE • COLOUR IMAGE • CREATURE • CRETACEOUS • CUTOUT • DIGITALLY GENERATED IMAGE • DINOSAUR • DINOSAURS • EVOLUTION • EXTINCT • FEATHER • FRONT VIEW • ILLUSTRATION • ILLUSTRATIONS • MESOZOIC ERA • MOUTH OPEN • NO PEOPLE • ONE ANIMAL • OPEN MOUTH • OPEN-MOUTHED • PALAEONTOLOGY • PALAEOZOOLOGY • PALEONTOLOGY • PALEOZOOLOGY • PAST • PREDATOR • PREHISTORIC ERA • PRIMEVAL • PRIMITIVE • RAPTOR • REPTIL • REPTILE • REPTILES • RUNNING • SAURISCHIA • SAUROPSID • SCIENCE: EVOLUTION • SPECIES • SQUARE IMAGE • TALON • THEROPOD • TROODON FORMOSUS • TROODON • TROODONTID • VERTEBRATE • WHITE BACKGROUND • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY