The Devil Facial Tumour Disease" they suffer from is one of the few non-viral transmittable cancers. According to Wikipedia affected populations after wiped out in just 12-18 months.
It is transmitted by biting, but also any contact with cancer cells (such as sharing food), so the most active/fittest are hit first.
Long term a totally separate population is the only way they will be able to keep the Devils from extinction.
It is transmitted by biting, but also any contact with cancer cells (such as sharing food), so the most active/fittest are hit first.
Long term a totally separate population is the only way they will be able to keep the Devils from extinction.
https://en.wikipedia.org/wiki/Devil_facial_tumour_disease