The Basics of Mycoplasma Pulmonis

What is myco?
Mycoplasma pulmonis, also know as "myco", is an organism found in pet rats and mice that cause most respiratory and genital infections in rats. There are two different strains of myco that effect rats and mice: Mycoplasma pulmonis and Mycoplasma arthritidis; M. pulmonis being the most common cause of respiratory and genital infections
How do rats and mice contract myco?