Road losses add up, taxing amphibians and other animals

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Dead frogs and other roadkill line Lindberg Road in West Lafayette Ind. that traverses a wetland known as Celery Bog in this 2005 photo. Research shows that frogs and other amphibians are particularly hard hit by road-related death it may be a contri ...
Dead frogs and other roadkill line Lindberg Road in West Lafayette, Ind., that traverses a wetland known as Celery Bog in this 2005 photo. Research shows that frogs and other amphibians are particularly hard hit by road-related death; it may be a contributing factor to their worldwide decline, says Purdue researcher Andrew DeWoody. Credit: Purdue University photo/Andrew DeWoody

When frogs hit the road, many croak. Researchers found more than 65 animal species killed along a short stretch of roads in a Midwestern county. Nearly 95 percent of the total dead were frogs and other amphibians, suggesting that road-related death, or road-kill, possibly contributes to their worldwide decline, a trend that has concerned and puzzled scientists for decades.


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