Killer caterpillars?

时间:2019-03-06 10:06:01166网络整理admin

After around 500 valuable racehorse foals died of a mysterious disease earlier this year, University of Kentucky scientists are feeding caterpillar faeces to horses to see if the bugs could be the culprit. Many of the foals seemed to show classic signs of cyanide poisoning and many had been grazing close to cherry trees. Cherry leaves contain prunasin, a compound related to cyanide. Investigators now believe that frost in March drove eastern tent caterpillars that feed on the trees onto pastures, where horses ate them or their excrement. “Of all the working hypotheses this is the best one,