Animal Welfare: Do Piglets in Pens Go Hog Wild for Certain Colors?
According to the USDA, since 1990, the number of hog farms has declined by more than 70% as individual enterprises has grown larger. Unfortunately for pigs raised in the U.S., their housing conditions are more restrictive than the piglet depicted here. Presumably, the primary reason for this is to make room for more livestock.
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