Originally Posted by
Ber2dca
Yeah, letting rodents roam at will has never harmed anyone, oh wait except they are known disease vectors and were one of the main factors causing the Great Plague in Europe killing half the population.
Not to be too pedantic, but plague is not carried by mice but rather by a particular kind of flee that live on rats.

Mice at Schiphol are probably cleaner than many people living in urban slums, unfortunately.