The Juhu police have registered an FIR against an unknown individual for allegedly poisoning four dogs found dead on the premises of Cooper Hospital. The incident was reported to the police by Cooper Hospital authorities and animal lovers, who collaborated to file the FIR. The complainant, Roshan Pathak, an animal lover and legal adviser for the Pure Animal Lovers (PAL) Foundation, recovered three of the deceased dogs and sent their bodies for post-mortem. Police are currently reviewing CCTV footage from the hospital premises to identify the perpetrator.