Many people are hearing about coronavirus for the first time as the China strain, COVID-19, affecting humans causes concern all across the world. But coronaviruses are not new to livestock and poultry producers, according to a Texas A&M AgriLife veterinary epidemiologist. According to the Centers for Disease Control and Prevention, common human coronaviruses usually cause mild to moderate upperrespiratory tract illnesses, like the common cold. Most people get infected with one or more of these viruses at some point in their lives. But the CDC is now responding to an outbreak of respiratory disease caused by a novel or new coronavirus that ...