Man and animal fasting

This book talks about fasting and the importance of fasting in the animal world .. a divine year .. as fasting is the Sunnah of God on the earth for its creatures from a human and an animal .. In all religions, God is the age Vitality occurs to her bodies or as a result of some diseases. But it is not called reluctance to food and drink, the characteristic of fasting, but it takes another name, wh...