"Which German scientist published ""The Natural History of Creation"" in 1876 (to prove that man was descended from apes) and ""The Riddle of the Universe"" in 1899 (to prove that it was created by natural causes)?"
Ernst Hackel Ernst Heinrich Haeckel Ernst Heinrich Philipp August von Haeckel Pithecanthropus alalus The Riddle of the Universe at the close of the nineteenth century E.H. Haeckel Ernst Haeckel Ernst Heinrich Philipp August Haeckel Ernest Hackel Haeckel, Ernst Heinrich Ernst Häckel Haeckel Ernest Häckel Ernst Haekel Ernst von Haeckel Haeckelian Ernest Haeckel
pithecanthropus alalus ernst von haeckel haeckel ernst heinrich ernest häckel ernst haeckel e h haeckel ernst heinrich philipp august von haeckel ernest haeckel ernst heinrich haeckel ernst hackel haeckel ernst heinrich philipp august haeckel ernst haekel ernest hackel riddle of universe at close of nineteenth century ernst häckel haeckelian
ernst heinrich haeckel
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Ernst Heinrich Haeckel