The Return of Monkey Life

Rain forest trees growing anew on Central American farmland are helping scientists find ways for monkey and agriculture to benefit one another. A Hacienda La Pacifica, a remote working cattle ranch in Guanacaste province of northern Costa Rica, has for decades been home to a community of mantled howler monkeys. Other native primates-white-faced capuchin monkeys and spider monkeys were once common in this area, too, but vanished after the Pan-American Highway was built ne...