Are Pickmen Like What Caused Humanity's Extinction?

The onion is, it's kind of like a u f o on spindly legs, like a spider that flies. So the pickmen, when they get food resources, they will take it back to the onion and drop it beneath them. If you wait longer, then they will mature; if you wait like two days, they'll be fully matured as opposed to just little buds. You have to waste time hunting them down and trying to find them. They don't seem to know how effective they could be, though. I's like, you're leading your little army around, and the slow ones lag behind. And if they lag far enough behind, they just kind of stop