Eerie Human-Like Primate Calls Entrance Researchers (VIDEO)

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April 9 2013 4:16 PM

Eerie Human-Like Primate Calls Entrance Researchers (VIDEO)

Researcher Thore Bergman became interested in the gelada's vocalizations after continuously mistaking the primates’ calls for other human voices calling out to him.

Chris Wade is a video and podcast producer for Slate and occasional contributor to Brow Beat. Follow him on Twitter.