PLEASANT PLAINS, Staten Island (PIX11) — A man walking his dog on Staten Island found a human hand, according to authorities.

The unnerving find was made at Amboy and Cunningham roads near North Mount Loretto State Forest in Pleasant Plains around 2:30 p.m. Thursday, police said.

Officials from the city medical examiner’s office responded and confirmed the body part to be a right hand, police said.

Investigators are working to determine more about the hand’s origin.

Submit tips to police by calling Crime Stoppers at 1-800-577-TIPS (8477), visiting, downloading the NYPD Crime Stoppers mobile app, or texting 274637 (CRIMES) then entering TIP577. Spanish-speaking callers are asked to dial 1-888-57-PISTA (74782).