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Darwinism

An Exposition of the Theory of Natural Selection with Some of its Applications

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Published: 1889
Language: English
Wordcount: 178,885 / 554 pg
Flesch-Kincaid Reading Ease: 24.5
LoC Category: Q
Downloads: 1,678
Added to site: 2005.02.27
mnybks.net#: 9811
Genre: Science
Excerpt

-Brain development--Local relations of fossil and living animals--Cause of extinction of large animals--Indications of general progress in plants and animals--The progressive development of plants--Possible cause of sudden late appearance of exogens--Geological distribution of insects--Geological succession of vertebrata--Concluding remarks

CHAPTER XIV

FUNDAMENTAL PROBLEMS IN RELATION TO VARIATION AND HEREDITY

Fundamental difficulties and objections--Mr. Herbert Spencer's factors of organic evolution--Disuse and effects of withdrawal of natural selection--Supposed effects of disuse among wild animals--Difficulty as to co-adaptation of parts by variation and selection--Direct action of the environment--The American school of evolutionists--Origin of the feet of the ungulates--Supposed action of animal intelligence--Semper on the direct influence of the environment--Professor Geddes's theory of variation

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Author of the Day

Ronald E. Yates
Ronald E. Yates has loved books since the very first day he stepped into a library. Thanks to this passion - coupled with a fascination with history and a true talent for writing, we have seen several excellent works from his pen. Today, as our Author of the Day, Yates talks about how he manages to describe the history in his books with such extraordinary accuracy, how his own experiences inspired the Billy Battles books and gives some sound writing advice to any aspiring writers out there.
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