How Evolution Turned a Possum into a Wolf

Do bats really have thumbs? Explore this, and many other intriguing topics using a short video from a great science series. Viewers learn to differentiate between analogous and homologous structures, why natural selection favors traits depending upon location, and why dogs walk on their tip-toes.

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CCSS: Adaptable
NGSS: Adaptable
Instructional Ideas

  • Make the video an opener for a homologous and analogous structures lesson
  • After the video, pair pupils and have them work together to complete a class work assignment to help them understand evolution
Classroom Considerations

  • Students should be familiar with evolution and natural selection to understand the emergence of new traits
Pros

  • Totally engaging! Great animal comparisons make for a short but highly informative presentation
  • The narrator carefully explains the connection between common ancestry and physical structures in the animal kingdom
Cons

  • None
Common Core

NGSS