A piece of Burmese amber from the Cretaceous Period was found to contain an ancient specimen of tick, called Deinocroton draculi, which means Dracula's Terrible Tick, according to Discover Magazine. And yes, it is engorged with ancient 100 million-year-old blood. Yum.
We've all seen this movie before. Scientists get their hands on some prehistoric blood sucking insect, clone the DNA inside, and before you know it you're being eaten off a toilet by a T-Rex.