The wolf was in a pre-comastate when a passerby brought her to the Brazilian National Zoo in September, the National Journal said. She had broken bones and various other injuries.
The doctor, who leads the Coma Science Group and Department of Neurology at Liege University Hospital, found Mr Houben's brain was still working by using state-of-the-art imaging.
We recruited patients with traumatic brain injury and non-traumatic brain injury who met the Coma Recovery Scale-Revised definition of vegetative state.