Speciation and Extinction

2011 June 24
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Bozeman Science
Speciation and Extinction

007 - Speciation and Extinction Paul Andersen details the evolutionary processes of speciation and extinction. Stickleback evolution in Lake Loberg is used as example of rapid speciation. Adaptive radiation is illustrated using the Hawaiian honeycreeper. A brief discussion of extinctions and mass extinctions is also included. Do you speak another language? Help me translate my videos: http://www.bozemanscience.com/translations/ All of the images are licensed under creative commons and public domain licensing: bica, paul. Waipio Valley, January 27, 2011. http://www.flickr.com/photos/dexxus/5499821986/. Davis/NASA, Don. English: K/T Extinction Event Theory. An Artist's Depiction of the Asteroid Impact 65 Million Years Ago That Many Scientists Say Is the Most Direct Cause of the Dinosaurs' Disappearance [1]., [object HTMLTableCellElement]. http://solarsystem.jpl.nasa.gov/multimedia/display.cfm?IM_ID=2306. http://commons.wikimedia.org/wiki/File:Coast_Impact.jpg. "File:Bufo Periglenes2.jpg." Wikipedia, the Free Encyclopedia, October 25, 2013. http://en.wikipedia.org/w/index.php?title=File:Bufo_periglenes2.jpg&oldid=507556728. File:Cassowary-head.jpg, n.d. http://commons.wikimedia.org/wiki/File:Cassowary-head.jpg. File:Chicxulub2.jpg, n.d. http://en.wikinews.org/wiki/File:Chicxulub2.jpg. "File:Darwin's Finches by Gould.jpg." Wikipedia, the Free Encyclopedia. Accessed November 9, 2013. http://en.wikipedia.org/wiki/File:Darwin%27s_finches_by_Gould.jpg. "File:Darwin's Finches by Gould.jpg." Wikipedia, the Free Encyclopedia. Accessed November 9, 2013. http://en.wikipedia.org/wiki/File:Darwin%27s_finches_by_Gould.jpg. "File:Drepanis funerea-Keulemans.jpg." Wikipedia, the Free Encyclopedia. Accessed November 5, 2013. http://en.wikipedia.org/wiki/File:Drepanis_funerea-Keulemans.jpg. "File:Grote Alk -KBIN-.jpg." Wikipedia, the Free Encyclopedia. Accessed November 5, 2013. http://en.wikipedia.org/wiki/File:Grote_alk_-KBIN-.jpg. "File:HemignathusKeulemans.jpg." Wikipedia, the Free Encyclopedia. Accessed November 5, 2013. http://en.wikipedia.org/wiki/File:HemignathusKeulemans.jpg. "File:Himatione Sanguinea.jpg." Wikipedia, the Free Encyclopedia. Accessed November 5, 2013. http://en.wikipedia.org/wiki/File:Himatione_sanguinea.jpg. "File:Iiwi.jpg." Wikipedia, the Free Encyclopedia. Accessed November 5, 2013. http://en.wikipedia.org/wiki/File:Iiwi.jpg. Intro Music Atribution Title: I4dsong_loop_main.wav Artist: CosmicD Link to sound: http://www.freesound.org/people/CosmicD/sounds/72556/ Creative Commons Atribution License