Answer:
Because, our bones is not always the same size and shape because bones are in or place in different parts of our body and even animals too,
Explanation:
example: the bones in our arms, the bones in our arms cannot be the same at our legs because if that happen we cant walk because the bone at our arms and legs have the different functions, the arms functions are writing, doing household chores and many more, the functions of the legs are walking, running and many more..
