People have always tried to make their life safe and comfortable — and that has always been the main reason for ) progress. however, even the most (impress) of our achievements cannot compare with the wonders created by nature. wise nature equips all the creatures with appropriate instruments — wings, fins, teeth, sharp vision and hearing. animals, fish and birds have a wonderful sense of ) and the ability to sense ) situations. people seem to be the most ) of all living beings but they were given brains as a ) tool for survival and development.