As thousands of soldiers and government employees struggle to restore normalcy to Puerto Rico, a small group of scientists work against the clock to save more than 1,000 monkeys that could hold clues to some of the biggest mysteries about the human mind.

One of the first places hit by Hurricane Maria was Cayo Santiago, known as Isla de los Monos (Island of Monkeys), in Humacao, an outcropping of 40 acres off the east coast of Puerto Rico which is one of the  most important places in the world for research on how monkeys think, socialize and evolve.

For the full article, please refer to the Spanish version of this site.