Evolution

Evolution - Darwin and Natural Selection One of the most...

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Unformatted text preview: Darwin and Natural Selection One of the most famous books of science. 'DUZLQ¶V KRPH¡ 'RZQ +RXVH¡ LQ (QJODQG 'DUZLQ¶V VWXG\ DW KLV KRPH 'RZQ +RXVH Voyage of HMS Beagle, 1831- 1836 Charles Darwin in 1837, age 28, after voyage of the Beagle Age 40 Age 45 Charles Darwin, age 60 Darwin in 1879, age 70. 'DUZLQ¶V JUDYH LQ :HVWPLQVWHU $EEH\ Voyage of HMS Beagle, 1831-1836 The Galapagos Islands. Darwin visited in October 1835 Yours truly in the Galapagos Islands, 1996, Fernandina Volcano Biologists are still studying natural selection in the Galapagos Islands. Extinct volcano where the Grants VWXGLHG ³7KH %HDN RI WKH )LQFK´ 'DUZLQ¶V ILQFKHV¡ 13 different species evolved from a single ancestor from South America. A page from 'DUZLQ¶V notebook with a phylogenetic tree showing adaptive radiation 7KH EHDNV RI 'DUZLQ¶V ILQFKHV DUH DGDSWHG to the variety of food types available on the different islands in the Galapagos Islands. 7KH EHDNV RI 'DUZLQ¶V ILQFKHV DUH DGDSWHG WR WKH variety of food types available on the different islands in the Galapagos Islands. A cactus finch The cactus finch feeding...
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This note was uploaded on 02/13/2012 for the course GEO 331 taught by Professor Staff during the Fall '11 term at WVU.

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Evolution - Darwin and Natural Selection One of the most...

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