CHEESE-MITES AND FLIES. 



T is not an altogether pleasant 

 idea to dwell upon, that the very 

 food we eat is sometimes tenanted 

 by various forms of life. We can 

 guard against meal-worms in the flour-barrel, and 

 keep weevils from devouring our peas and beans ; 

 flies can be kept from the larder, and our dainties 

 may be protected from the marauding cockroach ; 

 but by general consent we allow our cheese to be 

 the home of a species of fungus, innumerable mites, 

 and the grubs of a minute fly. Not only so, but 

 most people prefer a Stilton or Cheddar cheese in 

 a mitey condition, as it then possesses a heightened 

 flavour. The first glimpse through a good micro- 



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