Webquest 1
A) About cows: 1. Contagious Diseases: 1-Foot and Mouth Disease – Foot and mouth disease is a highly contagious disease in livestock that causes lesions similar to blisters on the tongue, nose, mouth and toes of the animals. The disease does not normally kill the livestock but creates painful ulcers after the blisters burst, and can cause high fevers, weakened legs, and even the loss of the ability to walk. Luckily, strains of foot and mouth disease has not existed in the United States since 1929. 2-Brucellosis and tuberculosis – Brucellosis and tuberculosis are two highly contagious diseases carried by cattle. Similar in nature, these diseases are spread by infected material during calving. The diseases threaten humans, because the unpasteurized milk of infected cattle can spread the disease. To avoid the chances of cattle being infected by brucellosis and tuberculosis ensure cattle are bred and brought in from a reliable source, do not borrow or lend calving ...