Contact: Steve Chaplin
Caption: Jenny, a wild orangutan about 32 years old and living in north Borneo (pictured here), and her 11-year-old son Etin were subjects in the study looking at the stress effects of eco-tourism on animals in the wild.
Credit: Indiana University
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Related news release: Wild orangutans stressed by eco-tourists, but not for long, IU study out of north Borneo finds