Date of Birth: 02/16/1834
Place of birth: Potsdam
The strongest impact on Haeckel had a Darwinian ideas. In 1863 he delivered a public speech on Darwinism at the meeting of the German Research Society, and in 1866 published his book General Morphology of Organisms (Generelle Morphologie der Organismen). there was a Natural History of Creation Two years later (Nat & # 252; rliche sch & # 246; pfungsgeschichte;. Russian translation 1914), where developing their evolutionary approach set out in a more popular form, and in 1874 Haeckel published anthropogenic job, or a history of human development (Anthropogenie ; oder, Entwickelungsgeschichte des menschen;. Russian translation 1919), which discussed the problems of human evolution. He belongs to the idea of ??the existence of the historical past, forms, intermediate between ape and man, that was later confirmed by the discovery of the remains of Pithecanthropus to o.Yava.
Haeckel developed a theory of the origin of multicellular (theory gastrula) (1866) formulated the biogenetic law according to which in the individual development of the organism as it played the main stages of its evolution, built the first genealogical tree of the animal kingdom. Continuing his zoological research in the laboratory and in the course of expeditions to the island of Madeira, Ceylon, Egypt and Algeria, Haeckel published a monograph on radiolarians, deep-sea jellyfish, siphonophores deepwater fish angler, as well as his last systematic work - impressive Systematic phylogeny (Systematische Philogenie, 1894-1896;. Russian translation 1899).
After 1891 Haeckel entirely goes into the development of the philosophical aspects of evolutionary theory. He became a passionate advocate of "monism" - the scientific and philosophical theory, called, in his opinion, to replace religion, founded the "League monists." The views expressed in the books of Haeckel`s The Riddle (Weltr & # 228; thsel, 1899;. Russian translation 1937) and the Miracle of Life (Lebenswunder, 1914). Haeckel died in Jena, August 9, 1919.