Any pest control Markham expert will let you know that the colder seasons are one of the most important times to be wary of the risk of raccoon invasion. During the colder seasons, all kinds of creatures are prone to seek refuge from the elements in residential buildings. It is highly common for a raccoon to opportunistically take advantage of any of the accessible pet food or open garbage cans that might’ve been left outside. Commonly, a raccoon will usually find the open space in the attic to be a very cozy wintertime hotel.