"If we find an alien bug via a meteorite, then that bug was one of the reigning champions in terms of ability to survive and subdue its opponents." That doesn'

"If we find an alien bug via a meteorite, then that bug was one of the reigning champions in terms of ability to survive and subdue its opponents." That doesn't mean it's some kind of super-bug. The dodo survived long enough and I'd hardly call it a reigning champion. In the bacterial sense, there are plenty of harmless bacteria as well.