At least 40 monkeys were found dead in Uttar Pradesh’s Hapur, NDTV report said on Monday.
According to the report, the monkeys were found dead in the bushes in Garhmukteshwar area of Hapur.
The report quoting officials from the Forest Department said the monkeys might have been poisoned because several watermelons and jaggery cubes were found at the site.
“The police are investigating if the food items were laced with poison,” it mentioned.
It added: "A case has been registered and the cause of their death is being probed”.
“Police and forest officials arrived at the scene after some locals complained of a foul stench,” it said.
It stated monkeys' bodies have been sent to the Indian Veterinary Research Institute in Bareilly for autopsy.