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| 작성일 | 2013-05-06 20:22:42 KST | 조회 | 307 |
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진화의 시작
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While examining this duckling, the scientist found that it has two unusual legs grown out behind its normal pair of legs. According to its owner, the duck has no problem with its daily activities despite these deformed legs which was caused by a rare mutation. These two legs seemed to support its movement.
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