Public transportation can make traveling easier and quicker for a lot of people living in cities around the globe. All kinds of people take the subway or buses, whether it's due to a lack of other modes of transportation or just to be more eco-friendly and feel good about what they're doing.

It enables many people to get from one place to another affordably and relatively easily. Because of its varied use, however, people should be prepared to see some strange things on subways. Anyone can use it, and just about anyone does.

Reddit's "Subway Creatures" community features many of these bizarre sightings of unique individuals, and sometimes actual, real-life creatures, seen by other riders while traveling publicly.

Whether you are or have been one of these subway creatures or you have seen them before with your own eyes, here are 15 unique and sometimes questionable scenes captured on public transportation for all to see.