Posted : July 2009
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Pigs were introduced in most regions of the world through livestock farming. All well and good, but a lot of them got out, and they eat like, well, pigs. They tear up huge chunks of land rooting around for food, which screws up local plants and hurts the native species that rely on the plants for food. They also love farmed cropland, causing millions of dollars of damage a year. In some places, they eat native species’ eggs or destroy their habitat with their rooting. On Santiago Island, for example, they dramatically reduced sea turtle and tortoise numbers by eating their eggs.
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