While there are differences between the two types of cancer, both DFTD 1 and 2 are contagious and fatal. The University of Tasmania's Manuel Ruiz and Rodrigo Hamede said the discovery gave them renewed hope the species could be saved. Archived from the original PDF on Owen, David; Pemberton, David Digging up the ancient origin of a contagious canine cancer. Transmission of devil facial-tumour disease".
The DFTD epidemic has subsequently spread throughout most of Tasmania, and currently only areas of western and northwestern Tasmania are confirmed to have remained disease-free.
Devil facial tumour disease