Natural Selection - Crash Course Biology #14

Hank guides us through the process of natural selection, the key mechanism of evolution.

Table of Contents:
1) Natural Selection 1:27
2) Adaptation 2:56
3) Fitness 3:36
4) Four Principals 3:54
a. Variations 4:01
b. Heritability 4:17
c. "The Struggle for Existence" 4:25
d. Survival and Reproductive Rates 5:00
5) Biolography 5:59
6) Modes of Selection 7:40
a. Directional Selection 8:17
b. Stabilizing Selection 8:56
c. Disruptive Selection 9:27
7) Sexual Selection 10:22
8) Artificial Selection 11:24

References:
http://curiosity.discovery.com/topic/...
http://www.globalchange.umich.edu/glo...
http://blogs.scientificamerican.com/o...
http://www.aibs.org/bioscience-press-...
http://faculty.clintoncc.suny.edu/fac...
http://www.irac-online.org/about/resi...
http://www.pbs.org/wgbh/evolution/lib...
http://evolution.berkeley.edu/evolibr...

This video uses the following sounds from Freesound.org:
"20071104.forest.04.binaural.mp3" by dobroide
"ForestBirds.wav" by HerbertBoland

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