These are all highly contagious foodborne illnesses that result from biological contaminants, except:

The highly contagious foodborne illnesses in regards to consumables is that of various forms of norovirus which may be present as a result of the biological contaminants that are used to impact the agriculture and vegetation for a given purpose that the grower has in mind.

If you get a map and put the countries a states all together it forms all one piece you can also tell because of the earth quakes