So far 25 of the 43 primates have been captured after escaping a research facility dubbed the ‘monkey farm’ near the small town of Yemassee, which is less than 50 miles from Charleston. So far 25 of the 43 primates have been captured after escaping a research facility dubbed the ‘monkey farm’ near the small town of Yemassee, which is less than 50 miles from Charleston.