What anatomical evidence supports that these two organisms could be related

The enzymes in the small intestine, help break the food up into smaller particles. Those tiny particles are then absorbed through the thin lining of the intestine into the bloodstream and are carried all where they are needed in the body. Therefore making it adapted to it's function, which is breaking down food including carbohdrates, fats and proteins :>

Explanation:

(*winks and runs of*)