"A tiny shark," said Powers, "about three and a half feet in size. They school in thousands on Terra and eat anything that swims. Just blind agile appetite. They have a high normal breeding rate."
"Finally we have a Baleran Salamander, so you're free of one curse, anyway. Balera, I believe, is hellishly wet, although I don't know much about it."
Powers rose and stretched. "He's a little fellow with six legs and a leathery hide. A nuisance on Balera, which is the equivalent of a Terran swamp. He eats every vegetable known, dry or fresh, and, being only two inches long is hard to see. He doesn't bite, just eats things and breeds. There must be millions by now, on each island of Mureess. Then the eggs get carried about. They're tough and adhesive. You can guess what their warehouses looked like."
"At least two million starved before the Council gave in," resumed the Lyran sadly. "But they gave in all the way and abolished caste privilege before the first relief ship even arrived. They'll be full members shortly. And this older report?"
"Read the names," said Powers. He was staring out of the Club window at the stars. "They fed us our own dirt, because we hadn't eliminated all our competitors. Disease means microorganisms, so you choose the largest animal possible with efficiency, that is. Just read the list. My grandparents died, you know, but it had to be done, or we'd have destroyed ourselves. The Combine was a far greater blessing to us than it ever was to Mureess, I can assure you of that!"
He listened in silence as the Lyran read.
"Desmodus, the vampire bat,
Rattus Norvegicus, the common rat,
Mus Domesticus, the common mouse,
The Common Locust,