But on the other hand, it is the rats, due to their fantastic fecundity, are the main experimental animals on which they test medicines, conduct a lot of experiments, infect them with all sorts of diseases, and then find a cure for them.
Kodwa ngakolunye uhlangothi, rat, ngenxa kumnandi okuzala yayo yizilwane ezinkulu zokuhlola lapho ukuhlolwa izidakamizwa, uchitha isikhathi eziningi ucwaningo, zokuthelela nabo zonke izinhlobo zezifo, bese ukuze uwathole nokwelashwa.