Possums will not voluntarily attack you unless they feel cornered or threatened. So, not many know how they attack you, but our Possum Removal Advancetown Experts do have this information! Possums usually play dead when they perceive you as a threat, coming alive when you least expect it. If you are harassing it for no reason, these marsupials will growl and try to bite you. Beware of their bites because the mouth of possums is full of infectious germs.