One of the most sure-fire ways to feel insignificant is to remember how long dinosaurs roamed the earth. Over the span of 165 million years, they made enough of a mark that we’re still studying how they lived today. Naturally, this has bled onto the internet with a healthy strain of dino-related content. It’s multi-purpose entertainment; you get your mind blown and you get to laugh at how tiny a T-Rex’s arms are.