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d라이브러리

"Serpentine"(으)로 총 1건 검색되었습니다.

발 달린 고래과학동아 l199010

long, rather thinner and less bulky than modern whales, with a relatively small skull, a small rib cage and a long and serpentine spinal column.The Basilosaurus is about 40 million years old, s ...