Four animal rights activists in the United Kingdom have admitted to harassing and plotting to blackmail a farm that bred guinea pigs for medical research. Animal rights groups made firebomb attacks and death threats against the Darley Oaks Farm in central England during a campaign that lasted from 1999 to 2005. In one incident, they dug up and stole the body of a dead family member of one of the farm’s co-owners. Animal rights activists in Great Britain are known for being among the most militant in the world. In response, the U.K. government has introduced legislation and a special police unit to combat the threat posed by violent animal rights activists. Full Story