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  • Keywords: On the Origin of Species x
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Deciphering Darwin’s Trees

J. David Archibald

in Aristotle's Ladder, Darwin's Tree: The Evolution of Visual Metaphors for Biological Order

Published in print:
2014
Published Online:
November 2015
ISBN:
9780231164122
eISBN:
9780231537667
Item type:
chapter
Publisher:
Columbia University Press
DOI:
10.7312/columbia/9780231164122.003.0004
Subject:
Biology, Evolutionary Biology / Genetics

This chapter examines Charles Darwin's various evolutionary trees, which deal more with his attempts to understand the process of evolution than its pattern. The idea of “descent with modification,” ... More


Darwin and the Darwinians

John S. Wilkins

in Species: A History of the Idea

Published in print:
2009
Published Online:
March 2012
ISBN:
9780520260856
eISBN:
9780520945074
Item type:
chapter
Publisher:
University of California Press
DOI:
10.1525/california/9780520260856.003.0005
Subject:
Biology, Ecology

Charles Darwin's On the Origin of Species discusses why species evolve to be distinct from parental forms, and how they have done so. Darwin's definition of species is simply that they do not ... More


What is ecological speciation?

Patrik Nosil

in Ecological Speciation

Published in print:
2012
Published Online:
May 2015
ISBN:
9780199587100
eISBN:
9780191810107
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:osobl/9780199587100.003.0001
Subject:
Biology, Evolutionary Biology / Genetics

This chapter defines ecological speciation as the process by which barriers to gene flow evolve between populations as a result of ecologically based divergent selection between environments. It ... More


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