A woman's body was discovered by a hiker at the South Mountain Reservation on Tuesday afternoon, authorities say.

A hiker was walking a dog through the reservation when he discovered the body around 5:30 p.m. on Tuesday, April 14, according to a report from NJ.com.

After discovering the body, officers evacuated the entire nature reserve, which encompasses more than 2,000 acres, ABC 7 reported. The body was discovered in a heavily wooded area without any trails.