All that's showing up on my timeline right now is Dr Who, Cats and topless guys, have to say I'm not mad about it at all

This is a reminder from a mass extinction paleontologist that life on Earth has been fucked at least five times before. I always chose to study the recovery-- it's fascinatingly overlooked. #paleontology #paleontologist #doctorofdeath #dinosaur #extinction #sixthextinction #fossils #earth #evolution