Input (grade 13): Thomas Henry Huxley PC FRS (4 May 1825 â "29 June 1895) was an English biologist, known as" Darwin's Bulldog "for his advocacy of Charles Darwin's theory of evolution.
Output (grade 8): Thomas Henry Huxley PC PRS (4 May 1825 â "29 June 1895) was an English biologist. He was known as Darwin's Bulldog for his support of Charles Darwin's theory of evolution.