GARY BROWN / SCIENCE PHOTO LIBRARY GARY BROWN / SCIENCE PHOTO LIBRARY
Ernst Mayr (1904-2005). Caricature of the German evolutionary biologist Ernst Walter Mayr. Mayr is best known for his contribution towards the conceptual revolution that led to the modern evolutionary synthesis of Mendelian genetics, systematics, and Darwinian evolution, and to the development of the biological species concept.
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