Police responded to a death at a home on Gentleman Drive in Southwest Middlesex shortly before 2:30 p.m. Thursday.
The deceased has been identified as 17-year-old Megan Fisher from Chippewas of the Thames First Nation. Police say the teen was pronounced dead at the scene.
A post-mortem exam determined the victim died as a result of injuries sustained from three dogs on the property.
Police say the dogs are currently in a shelter under a public health quarantine order.
The investigation is ongoing.