 Contagious reticulum cell sarcoma of the Syrian hamster can be transmitted from one Syrian hamster to another by means of the bite of the mosquito "Aedes aegypti".Devil facial tumour disease (DFTD) is a transmissible parasitic cancer in the Tasmanian devil.Since its discovery in 1996, DFTD has spread and infected 4/5 of all Tasmanian devils and threatens them with extinction.