但是克隆不适合物种保护，因为它是一个技术上的挑战过程，往往导致生病或畸形的动物。
But cloning is ill-suited to species conservation, since it is a technically challenging process that often results in sick or deformed animals.
克隆动物出现畸形和异常的几率相当高。
Other cloned animals had been found to have high rates of abnormalities.
希伯伦市内有一家建于山洞里的特殊博物馆，该馆专门展出各种畸形动物，那里将于本周内增加一件最新的展品：一只身上长着4条腿的鸡。
A museum that displays animals with shocking physical abnormalities in a cave near the West Bank city of Hebron will be adding its newest exhibit this week: a four-legged chicken.
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