Many people believe that animals should not be tested on, based on the fact that they cannot consent to what is being done to them, and that it is morally wrong. Although this is a valid reason, the pros of animals testing easily out way the minimal amount of cons that can come into play. An example of the pros outweighing the cons would include the flu vaccine. Animal activists would try to make the point that injecting the test animals with a disease is inhuman, and should not be done on moral reasons alone. Now from a scientist point a view; when they are able to view how the disease reacts in the bloodstream, and the immune system of the animal, they are able to fully create a working vaccine for said disease. Thus, advancing medical research and improving the life of human