But the cartilaginous fish and the vipers produce their young alive externally, but first produce eggs internally.The egg is perfect, for so only can an animal be generated from an egg, and nothing comes from an imperfect one.It is because they are of a cold nature, not hot as some assert, that they do not lay their eggs externally.
同类推荐
热门推荐
财迷当道：第一农家女
一朝穿越变村姑，穷就罢了，为什么还必须叫桂花？“桂花！去把猪喂了！”“桂花，去把衣服都洗了！”“桂花……”一心想来混吃等死，却不想家中各个极品踩在头上，是可忍蜀黍也不想忍了！打了花枝招展的表姐，丢狗仗人势的表弟下湖。谁说农家苦哈哈？一双小手打天下！美食美园美男子，通通都被带回家。阿喵书友群：369072402，敲门砖：书中任意人物名。
