Dave Watts / Tasmanian Devil (Sarcophilus harrisii) running blur, Cradle Mountain, Tasmania, Australia

Dave Watts / Tasmanian devil portrait {Sarcophilus harrisii} taken in the wild, Tasmania. Endangered species.

John Cancalosi / Tasmanian devil (Sarcophilus harrisii) captive, Tasmania, Australia

D. Parer & E. Parer-Cook / Tasmanian Devil (Sarcophilus harrisii) male, Central Highlands, Tasmania, Australia

D. Parer & E. Parer-Cook / Tasmanian Devil (Sarcophilus harrisii) nine month old joey, Central Highlands, Tasmania, Australia

ZSSD / Tasmanian Devil (Sarcophilus harrisii), Currumbin Wildlife Sanctuary, Queensland, Australia

Dave Watts / Tasmanian devil (Sarcophilus harrisii) juvenile climbing tree, Tasmania, Australia

Dave Watts / Tasmanian devil (Sarcophilus harrisii) juvenile snarling, Tasmania, Australia.

Dave Watts / Tasmanian devil (Sarcophilus harrisii) juvenile climbing tree, Tasmania, Australia

Dave Watts / Tasmanian devil (Sarcophilus harrisii) juvenile climbing tree, Tasmania, Australia

Dave Watts / Tasmanian devil (Sarcophilus harrisii) juvenile climbing tree, Tasmania, Australia

Aflo / Tasmanian devil, (Sarcophilus harrisii), adult, Mount Lofty, South Autralia, Australia

Sylvain Cordier / Tasmanian devil (Sarcophilus harrisii), standing on rock, captive, Queensland, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) cubs, Tasmania, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) cub, Tasmania, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) cub, Tasmania, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) cubs, Tasmania, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) female with large cubs on back. Tasmania, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) female with large cubs on back. Tasmania, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) female with large cubs on back. Tasmania, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) young drinking from pouch. Photographed during DFTD biologist trapping research. Tasmania, Australia.

Dave Watts / Tasmanian devil (Sarchopilus harrisii) resting. Tasmania, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) adult grooming, Tasmania, Australia

Dave Watts / Tasmanian devil (Sarchopilus harrisii) adult grooming, Tasmania, Australia

Paul D Stewart / Illustrations of Thylacine (Thylacinus cynocephalus), Tasmanian Devil (Sarcophilus harrisii) Koala (Phascolarctos cinereus) and Possum (Pseudocheirus spp.) from F.J. Beruch 'Bilderbuch fur Kinder' 1...

Dave Watts / Tasmanian devil (Sarcophilus harrisii) snarling, Tasmania, Australia.

Roland Seitre / Tasmanian devil (Sarcophilus harrisii) baby in human hand, Australian Reptile Park, Gosford, New South Wales, Australia. Captive. Endangered species.

Roland Seitre / Tasmanian devil (Sarcophilus harrisii) portrait, Australian Reptile Park, Gosford, New South Wales, Australia. Captive. Endangered species.

Roland Seitre / Tasmanian devil (Sarcophilus harrisii) babies suckling, Australian Reptile Park, Gosford, New South Wales, Australia. Captive. Endangered species.

Roland Seitre / Tasmanian devil (Sarcophilus harrisii) babies suckling, Australian Reptile Park, Gosford, New South Wales, Australia. Captive. Endangered species.

Roland Seitre / Tasmanian devil (Sarcophilus laniarius) young baby in pouch, Australian Reptile Park, Gosford, NSW, Australia. Captive. Endangered species, endemic to Tasmania.

Dave Watts / Tasmanian Devil (Sarcophilus harrisii) scientists working on devil with cancer (DFTD) Devil Facial Tumour Disease, Cradle Mountain, Tasmania, Australia

Dave Watts / Tasmanian Devil (Sarcophilus harrisii) being released following trapping program for DFTD - Devil Facial Tumour Disease, Cradle Mountain, Tasmania, Australia

Dave Watts / Tasmanian Devil (Sarcophilus harrisii) being released following trapping program for DFTD - Devil Facial Tumour Disease, Cradle Mountain, Tasmania, Australia

Dave Watts / Tasmanian Devil (Sarcophilus harrisii) being released following trapping program for DFTD - Devil Facial Tumour Disease, Cradle Mountain, Tasmania, Australia

Dave Watts / Tasmanian Devil (Sarcophilus harrisii) euthanized by a vet following serious devil cancer - Devil facial tumour disease (DFTD) Cradle Mountain, Tasmania

Dave Watts / Scientists working on Tasmanian Devil (Sarcophilus harrisii) captive creature with cancer - Devil facial tumour disease (DFTD) Cradle Mountain, Tasmania

Dave Watts / Tasmanian Devil (Sarcophilus harrisii) captive creature with facial cancer - Devil facial tumour disease (DFTD) Cradle Mountain, Tasmania

Dave Watts / Tasmanian Devil (Sarcophilus harrisii) captive creature with cancer - Devil facial tumour disease (DFTD) Cradle Mountain, Tasmania

Dave Watts / Tasmanian Devil (Sarcophilus harrisii) running, Cradle Mountain, Tasmania, Australia

Dave Watts / Tasmanian Devil (Sarcophilus harrisii) running blur, Cradle Mountain, Tasmania, Australia

Roland Seitre / Tasmanian Devil (Sarcophilus harrisii) playing with its handler. Captive. Gosford, New South Wales, Australia.

Roland Seitre / Tasmanian Devil (Sarcophilus harrisii) nibblig its handler. Captive. Gosford, New South Wales, Australia. Sequence 2 of 2.

Roland Seitre / Tasmanian Devil (Sarcophilus harrisii) sniffing its handler. Captive. Gosford, New South Wales, Australia. Sequence 1 of 2.

Roland Seitre / Tasmanian Devil (Sarcophilus harrisii) juveniles. Captive. Gosford, New South Wales, Australia.

Roland Seitre / Tasmanian Devil (Sarcophilus harrisii) mother with baby on her back. Captive. Gosford, New South Wales, Australia.

Roland Seitre / Tasmanian Devil (Sarcophilus harrisii) baby at its mother's pouch; she is being held by a park ranger. Captive. Gosford, New South Wales, Australia.

Roland Seitre / Tasmanian Devil (Sarcophilus harrisii) baby suckling its mother's pouch. Captive. Gosford, New South Wales, Australia.