3 common pathologies of cows
1-. Mycoplasma bovis: It is the smallest living cell in nature. It does not contain any cell wall, and is therefore resistant to penicillin and other beta lactam antibiotics. Causes a constellation of diseases, including mastitis in dairy cows, arthritis in cows and calves, pneumonia in calves, and various other diseases likely including late-term abortion
2.- Bovine spongiform encephalopathy: is a neurodegenerative disease of cattle. Symptoms include abnormal behavior, trouble walking, and weight loss. Time from onset of symptoms to death is generally weeks to months
3-. Mastitis: inflammation of the mammary gland of primates and udder in other mammals . It is caused by an obstruction of the milk ducts. The microorganisms most frequently associated with a mastitis are group B streptococci



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