Alfred Russel Wallace
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Alfred Russel Wallace was an English naturalist, explorer, geographer, anthropologist and illustrator. He independently conceived the theory of evolution through natural selection; his 1858 paper on t
Wallace in 1895
A photograph from Wallace's autobiography shows the building Wallace and his brother John designed and built for the Neath Mechanics' Institute.
Arenga pinnata sketched by Wallace in Celebes, reworked by Walter Hood Fitch
Wallace collected many specimens, such as this Mino anais anais from South West Papua, 1863.
On the Origin of Species
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On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life is a work of scientific literature by the English naturalist Charles Darwin that
Alfred Russel Wallace
…the topic. It spurred Darwin to set aside the "big species book" he was drafting and to quickly write an abstract of it, which was published in 1859 as On the Origin of Species. Wallace did extensive fieldwork, starting in the Amazon River basin. He then did fieldwork in the Malay Archipelago, where he identified the faunal…
Title page of the 1859 edition
Darwin pictured shortly before publication
On the Origin of Species by means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life, 2nd edition. By Charles Darwin, John Murray, London, 1860. National Museum of Scotland.
American botanist Asa Gray (1810–1888)