Evolution is a theory but thank goodness gravity is a law. What is the theory of evolution and what are the facts supporting this theory? Here's a short video that explains how fossils, homologous structures, biogeography, and direct observation give support to this theory.

Concepts

evolution, fossils, homologous structures, the theory of evolution, macroevolution

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Additional Tags

science

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Instructional Ideas

• Pause video after each example and allow learners to ask questions and discuss
• Ask class members to research and present findings on macroevolution 

Classroom Considerations

• Video 20 in a series of 40

• This video is hosted on YouTube

Pros

• Videos related to evolution are embedded 
• Very interesting and engaging segment on current examples of evolution - genetic makeup of mosquitoes changing due to applications of DDT in China and Italian wall lizards evolving to a new island's food sources

Cons

• None

Common Core

RST.9-10.1