Dreams can be many things. They can be fun, strange or terrifying. Sometimes you will remember your dreams and sometimes you may have no recollection. Also, no one really knows where dreams come from.
In the study, they looked at 9,000 Google search terms about dreaming or dreams over the last 2 years. There were some commonalities among states in the same region, like in southern states like Louisiana, Georgia, Alabama and Mississippi snakes were a popular dream. So it should come as no surprise that in Florida, the most common dream is about alligators.