Northern Territory Police are investigating the circumstances of a dog attack in Driver on the weekend.
Police were called to a residence shortly before 2am on Sunday following reports that a woman had been mauled by a dog.
On attendance, Police located a 60-year-old woman with significant injuries and began first aid until paramedics arrived.
An aggressive dog was secured inside the property and surrendered by its owner to Council rangers who attended shortly after.
Rangers also seized a second dog on the property that also showed signs of aggression.
Commander Sachin Sharma said, "This is a terrible incident and a woman has suffered life-altering injuries.
"At this stage we have not charged anybody, but we implore all dog owners to make sure their animals are properly trained, controlled and restrained."
