Lecture 3 The Pattern & Process - - Evolutionbb

Lecture 3 The Pattern & Process - - Evolutionbb -...

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Darwin’s Voyage
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The Galapagos Islands 2
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Endemics 13 species of finches 1 penguin species 1 giant tortoise species 1 marine iguana species 7 species of lava lizard 14 species of sea cucumber 1 species of sea lion 1 species of hawk several species each of mockingbirds, doves, owls, flycatchers, and yellow warblers 3
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Darwin’s questions Why were the Galapagos species more similar to continent species than distant islands ? Why was there such variation between island turtle species? If each species was created separately by Divine Creation, why were they so similar?
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Evolutionary Adaptations - Behavior
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“If mountains had taken shape over millions of years, was it possible that the same was true of species?”
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Back in England 1836 1944 long essay 1850’s Wallace 1859 “Origin of Species by Means of Natural Selection” Explosion of biological research
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Biological evolution is change in species over time. Natural selection is the
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This note was uploaded on 10/22/2009 for the course BIO 124 taught by Professor Griscom during the Spring '07 term at James Madison University.

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Lecture 3 The Pattern & Process - - Evolutionbb -...

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