The elephants — including a young calf and two adults — were found near a pond in decomposed condition, suggesting they died several weeks ago.
Forest officials say the exact cause of death is still unknown. Samples from the carcasses will be sent for forensic and veterinary analysis to determine what happened.
The area is close to the Koundinya Wildlife Sanctuary (Andhra Pradesh), and elephants often migrate across the interstate border, making coordinated investigation important