Botox is a toxin produced by the bacterium Clostridium botul…

Botox is a toxin produced by the bacterium Clostridium botulinum. When ingested with tainted food, botox can cause distress by paralyzing the intestines, and, in high doses, can kill by paralyzing muscles needed for breathing and heartbeating. Why would botox be an adaptation for Clostridium botulinum?