How can I identify and filter out bot traffic in Google Analytics?

Question: "We get unrealistic numbers in Real-Time analytics. What might be causing this? If these are bots, then how can we block them?"

If the crazy traffic makes it into your main reports, then it sounds like bot traffic - you will want to identify and filter out this bad traffic. Jeff wrote a blog post on this that might be useful: How To Identify And Remove Bot Traffic In Google Analytics