The incident happened in Deer Park.
Police captured the snake into a garbage can.
Authorities then transferred the snake to the Veterinary Medical Center of Long Island in West Islip.
Suffolk Society for the Prevention of Cruelty to Animals confirmed the snake is a Burmese python, and are trying to find a proper licensed facility for it.
The New York State Department of Environmental Conservation is investigating.
The Burmese python is one of the top five largest snakes in the world and can weigh up to 200 lbs.
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