[[Image:Haeckel.jpg|right|250px|thumb|[[Ernst Haeckel]]'s [[homology]] arguments were later shown to be erroneous evolutionary speculation and a fraud. Please see: [[Theory of Evolution and Cases of Fraud, Hoaxes and Speculation]]]] | [[Image:Haeckel.jpg|right|250px|thumb|[[Ernst Haeckel]]'s [[homology]] arguments were later shown to be erroneous evolutionary speculation and a fraud. Please see: [[Theory of Evolution and Cases of Fraud, Hoaxes and Speculation]]]] |