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The Arthropod Story Start here Teacher's guide

by the Understanding Evolution team

The Arthropod Story takes you on a tour through the amazing evolutionary history of arthropods. Along the way, you'll get a healthy dose of taxonomy, paleontology, natural history and principles of evolution. You can start at the beginning or pick a section from this list:

  1. Introducing the arthropods

  2. What is an arthropod?

  3. Meet the Cambrian critters

  4. Tools for success: The exoskeleton and the jointed limb

  5. An evolutionary constraint: Small size

  6. Conclusion: Evolution and the arthropod


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