Illegally Captured Primates Used in Animal Testing Pose Health and Investor Risks

Animal testing behemoth Charles River Laboratories is one of the largest importers of monkeys into the U.S., each year bringing in thousands of monkeys – mostly long-tailed macaques – from Southeast Asia and Mauritius. The International Union for Conservation of Nature has classified long-tailed macaques as “endangered,” identifying the U.S. experimentation industry as a major driver pushing these monkeys toward extinction.

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