A tale of two tumours: Comparison of the immune escape strategies of contagious cancers

► There are two naturally occurring contagious cancers, Devil Facial Tumour Disease (DFTD) and Canine Transmissible Venereal Tumour (CTVT). ► Both contagious cancers share mechanisms of immune evasion. ► These mechanisms of immune evasion provide insights into how contagious cancers can emerge.