"It has been exactly 30 years since PETA's historic Silver Spring monkeys case thrust the animal rights movement into mainstream consciousness in the summer of 1981. PETA's first undercover investigation led to many other firsts—the first search-and-seizure warrant to be served on a U.S. laboratory, the first confiscation from a laboratory of abused animals, and the first cruelty-to-animals conviction of an experimenter."
