Police said they were called to report animals at Cosentino Drive and Progress Avenue, east of Midland Avenue, at 10 a.m.
Officers and animal welfare officials arrived and found the remains of 10 puppies in plastic bags, police said.
The puppies are believed to have been about four months old.
Police are seeking help to locate those who left the animals in the area. Anyone with information is kindly requested to contact the police at 416-808-4100 or Crime Stoppers anonymously.