Can't. New crown pneumonia droplet transmission is the main means of infection, the virus will be sneezing, coughing, spitting and other exhaled gases with the patient's proximity to the direct inhalation of infection, so the new crown of the patient's saliva can be infected. But dogs and cats lack ACE2 receptors in the body, can not bind to the S protein of the new crown virus, can not be infected dogs and cats, cats and dogs will not become the new crown virus carrier organisms.