Photo: Joyous!, Flickr
As evidenced by ancient cave drawings, humans have been drinking milk since animals were first domesticated, roughly 10,000 years ago. Today, cows produce a whopping 90 percent of the world's dairy supply, but potable milk is also produced by a variety of animals across the world, including sheep, water buffalo, camels, llamas, goats and even reindeer.
Milk is unique in that no other beverage contains as many natural nutrients. It is composed of 87% water and 13% solids, which include carbohydrates, vitamins, minerals and proteins, making it, according to the International Dairy Foods Association, "nature's most nearly perfect food."
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I'm not quite sure how to celebrate Milk Day here. Do I post recipes for milk? I doubt there are any. Recipes that include milk? No, that would take too long. Do I do a post about things you can add to milk, such as 



