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Zebra Stripes May Act as Bug Repellent

Diane Sawyer reports the latest stories that have people buzzing.
04/02/2014

Transcript for Zebra Stripes May Act as Bug Repellent

Our "Instant index," tonight. Reporter: Starts an answer to an age-old question. Where does a zebra get its stripes? Those are nature's bug repellent, warding off flies. The stripes may keep the flies... See More
This transcript has been automatically generated and may not be 100% accurate.
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