Birds flu is an infection that occurs among birds such as chickens and ducks , it makes them very sick , it leads them to death , it can convey the infection to man and cause him to die , the most serious problem is that the infection has spread rapidly . Birds flu has affected one of the most important sources of food and business for man . Great efforts must be done to face that danger , the authorities must offer correct antivirus ,the mass media must spread the awareness of how to Treat with the infected cases .
المعلم المثالى عضو فضى
عدد المساهمات : 172 نقاط : 236 تاريخ التسجيل : 11/09/2009