Over 1,800 rhesus macaques, imported from Asia in the 1930s, live on Puerto Rico's tiny island of Cayo Santiago. Most of the monkeys survived Hurricane Maria, but researchers wonder if their behavior and cognition changed after the storm.

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PRODUCTION CREDITS

Digital Producer Ari Daniel

Director of Photography Mike Rivera

Production Assistance Ana Aceves Allison Eck Fatima Husain Aparna Nathan

Editorial Review Julia Cort

© WGBH Educational Foundation 2018

MEDIA CREDITS

Music APM

Visuals Alyssa Arre Liesl Clark Google Earth POND5 Shutterstock