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Efforts Help Restore Critically Endangered Wolf

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KPBS -- Historically, wolves were killed by ranchers for attacking livestock. At the Wolf Center, researchers are experimenting with taste aversion, which is lacing meat with a nausea-inducing chemical.

Dan Moriarty, a professor of pshychological sciences at the University of San Diego is using the technique to teach captive Mexican gray wolves that eating sheep will make them sick.

"Some people describe this as a process of going from yum to yuck," he said. "It tasted good when you first encountered it, but after this illness episode it simply doesn’t taste good anymore. (Full Story

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