What is Psittacine Beak and Feather Disease (PBFD)

Most Parrot owners have heard of Psittacine Beak and Feather Disease and understand that it is to be feared and avoided. But what exactly is this monster that we all live in fear of? Find out in my new FAQ, "What is Psittacine Beak and Feather Disease (PBFD)?". You will learn about the symptoms of PBFD, species most prone to the disease, and more.