Anthrax is one of the oldest known diseases caused by the bacteria bacillus anthracis. One theory about this disease is that anthrax was the Fifth Plague of Egypt mentioned in The Bible. Casimir Davaine first saw these rod-shaped bacteria in 1850. In 1876, Robert Koch discovered that bacillus anthracis caused the Anthrax disease. Louis Pastaeu developed a vaccine for anthrax. The anthrax disease is found in warm-blooded animals, including humans, although it is less common among humans than it is among animals. …