Baron Cuvier, a 19th-century zoologist, thought the unicorn not only mythical, but impossible, for its single central horn would have to grow out of a suture in the skull.

• 一位19世纪的动物学家居维叶男爵认为独角兽不是仅仅的子虚乌有，而是不可能存在的物种，因为它中间的独角只有可能从头骨中间的缝隙中长出来。