 I don't know how they pass down heredity, but they react to external conditions far faster than anything we've ever encountered. Then we'll never be free from pests unless, of course, we rid the planet of all animal life. Yeah, you mean with radioactive dust? That won't work. They've survived worse. Oh, maybe we could leave the planet. Leave it to the animals. I could exercise authority under Clause 364. It's too late for that.