- Bones are hard rigid objects that provide shape to the body of vertebrates.
- They form the skeletal structure of all vertebrates.
- They contain a large quantity of calcium.
- The human body has 206 bones.
- Bones are covered by muscle.
- Bones are conjoined through joints.
- The skull is also a big hollow bone.
- Bones are preserved even after the rest of the body decomposes.
- Bones are actually tissues.
- During birth humans have around 270 bones.
