What is Charles Darwin's books?
'''Charles Darwin''' wrote about twenty books,<ref>A number which varies according to how they are counted, for several were published in parts.</ref> including the most famous book in [[biology]], the ''Origin of Species''. The books covered the [[natural history]] sciences, now called [[geology]], [[palaeontology]], [[zoology]], [[botany]], [[anthropology]], [[psychology]] and [[evolutionary biology]].<ref>{{citation | last = Freeman | first = Richard B. | year = 1977 | contribution = On the Origin of Species | contribution-url =http://darwin-online.org.uk/EditorialIntroductions/Freeman_OntheOriginofSpecies.html | title = The works of Charles Darwin: an annotated bibliographical handlist | edition = 2nd | place = Folkestone, England | publisher = Dawson | isbn = 0712907408 | access-date = 2009-02-22 }} </ref> The ''[[On the Origin of Species|Origin of Species]]'' is the most important single book in the biological sciences, and its main ideas are well-supported by modern research.<ref name=Bowler>Bowler, Peter J. 2003. ''Evolution: the history of an idea''. 3rd ed, University of California Press, {{ISBN|0-520-23693-9}}</ref> ''[[The Voyage of the Beagle]]'' (1839) and ''[[The Descent of Man]]'' (1871) are also highly important. Several of the other books were also ground-breaking. numbers) by various authors, edited and superintended by Charles Darwin, who contributed sections to two of the Parts: ** 1838: ''Part 1 No. 1 Fossil Mammalia'', by [[Richard Owen]] (''Preface'' and ''Geological introduction'' by Darwin) ** 1838: ''Part 2 No. 1 Mammalia'', by George Robert Waterhouse (''Geographical introduction'' and ''A notice of their habits and ranges'' by Darwin) * 1839: ''Journal and Remarks'' (''[[The Voyage of the Beagle]]'') * 1842: ''The structure and distribution of Coral Reefs'' * 1844: ''Geological observations of volcanic islands'' * 1846: ''Geological observations on South America'' * 1849: ''Geology'' from ''A manual of scientific enquiry;