Social Media website Facebook was founded by Mark Zuckerberg in 2004. Facebook was intended to connect with friends through a online medium. But now after 10 years of Facebook, It has more than 1 billion active users. And an average Facebook user has around 130 friends. But the irony is that we are all friends with somebody on Facebook who keeps irritating us with their regular uninteresting updates about useless things. So here is an pretty awesome infographic to explain you the different species on Facebook.