set of sketch and cartoon duckbill head s

platypus duckbill ornithorhynchus ornithorhyncus animal wildlife zoo zoology mammal australia exotic bill beak anatinus semiaquatic tasmania amphibious funny cute brown fur head side view avatar portrait face sketch muzzle black cartoon inking color hand drawn comics style penciling isolated set collection line outline contour white background character art clipart clip doodle vector illustrations illustrations