 Why does Norris need to collect the Bermuda-K-99 series?
Destroying unclaimed units is the smallest part of it. You will immediately begin a systematic and thorough survey of all animals whose serial numbers fall in the Bermuda-K-99 series for birth dates during July 2234. This could be a ruse to bring a stop to investigations when one animal is found. He tried to estimate how many of July's influx had been K-99s from Bermuda Factory. They should be able to give him a list of all July's Bermuda K-99 serial numbers that had entered his territory, together with the retailers to whom the animals had been sold. You're welcome to it, Doctor, but you can't fake a serial number.
 It is possible one or more of them may become dangerous.
 It is possible one or more of them may become dangerous.  They are female and not neuter.  They are defective. They can only say "mamma", "pappa", and "cookie."  They have Eighteenth order virus.