Instructional Video13:29
Khan Academy

Natural Selection and the Owl Butterfly

10th - 12th
The lecturer describes how specific characteristics develop. In this case, he discusses eye marking. The impact of environmental factors significantly influences the likelihood of successful reproduction, as favorable genes are more...
Instructional Video
Khan Academy

Khan Academy: Biology: Natural Selection and the Owl Butterfly

9th - 10th
Used as a camoflauging mechanism, learn how the owl butterfly may have gotten its spots. [13:29]