Everything that has a temperature gives off electromagnetic radiation (light). Shortwave radiation contains higher amounts of energy and longwave radiation contains a smaller amount of energy. Therefore, the sun gives off shortwave radiation, as it is extremely hot and has a lot of energy to give.
The Heart is located in the Thoracic Cavity medial to the lungs and posterior to the sternum.
I believe it is a Protozoa, but may be wrong...
