 All these extinctions are taking place in the background that we don't directly witness. We know they're happening. But often, you know, an extinction isn't confirmed for decades after the last sighting of an individual. In fact, that's the correct way to do it. These events are occurring in the world and we don't see them. And there are some famous cases that, as you know, I write about fairly briefly in the book of endlings who've become these celebrities of whom we do have footage or other kinds of