Texans bought land in Brazoria County looking for solitude. Then they heard about the monkeys. Last year, a $12 billion biomedical research firm quietly bought more than 500 acres of land in a sleepy corner of the county and shared a plan to house up to 43,200 monkeys on the property. Now, the neighbors want them out. “How much racket does 43,000 monkeys make?” asked Jason Robert, a shrimper who owns about 1,100 acres near the plot. “I’m sure they’re not quiet.” “I thought this would be a place to get away from everything,” said John Stern, a retired veterinarian...