Bone tissues store several minerals, including calcium and phosphorus. when required bone tissue releases minerals
into the blood, facilitating the balance of minerals in the body.
the red bone marrow inside some larger bone produces blood cells. It is also an important chemical energy reserve. the skeletal systems of mammals and poultry are shown in figures 5-3 and 5-4. While the skeletal systems of these two classes are similar, there are many important differences.