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Ernst Heinrich Philipp August Haeckel (German: [ɛʁnst ˈhɛkl̩]; 16 February 1834 – 9 August 1919) [1] was a German zoologist, naturalist, eugenicist, philosopher, physician, professor, marine biologist and artist.
Ernst Haeckel (1834–1919) ... characteristics of the body can be translated into ... population's simply copying the technology and learning the language.
The theory of recapitulation, also called the biogenetic law or embryological parallelism—often expressed using Ernst Haeckel's phrase "ontogeny recapitulates phylogeny"—is a historical hypothesis that the development of the embryo of an animal, from fertilization to gestation or hatching (), goes through stages resembling or representing successive adult stages in the evolution of the ...
Ernst Haeckel, the most famous proponent of a "monistic worldview", shared the materialists' rejection of dualism, idealism, and the concept of an immortal soul. Monism, on the other hand ... recognises only one single substance in the universe, which is God and nature at the same time; body and spirit (or matter and energy) are inseparable for ...
Ernst Heinrich Philipp August Haeckel (February 16, 1834 — August 8, 1919), also written von Haeckel, was an eminent German biologist and philosopher. He promoted Charles Darwin's work in Germany and developed the theory that the organism's biological development, or ontogeny , parallels its species' evolutionary development, or phylogeny .
Ernst Heinrich Philipp August Haeckel (February 16, 1834 – August 9, 1919), also written von Haeckel, was an eminent German biologist and philosopher.He promoted Charles Darwin's work in Germany and developed the theory that the organism's biological development, or ontogeny, parallels its species' evolutionary development, or phylogeny.
Ernst Haeckel (1834–1919) became famous for his now outdated "recapitulation theory", according to which each individual mirrored the evolution of the whole species during his life. Although outdated, his work contributed then to the examination of human life.
Ernst Haeckel (1834–1919) constructed several trees of life. His first sketch, in the 1860s, shows " Pithecanthropus alalus " as the ancestor of Homo sapiens . [ 19 ] His 1866 tree of life from Generelle Morphologie der Organismen shows three kingdoms: Plantae, Protista and Animalia.