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Georges Buffon
Buffon's idea that species change over time has become the cornerstone of the modern of evolutionary theory. -
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Erasmus Darwin
He brought forward the idea that all animals came from a common ancestor. This means that many animals share similar bone structure, bodily functions etc -
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Jean-Baptiste Lamarck
His main theory was that life evolved from simple forms, such as molluscs, to complex forms, such as humans. -
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Thomas Malthus
Population grows geometrically but food grows arithmetically -
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Charles Lyell
Lyell argued that the formation of Earth's crust took place through countless small changes occurring over vast periods of time, all according to known natural laws. -
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Alfred Wallace
Wallace's line. Wallace noted that East of the line resembled species from Australia and West of the line resembled species from Asia