For the InstructorThese student materials complement the Changing Biosphere Instructor Materials. If you would like your students to have access to the student materials, we suggest you either point them at the Student Version which omits the framing pages with information designed for faculty (and this box). Or you can download these pages in several formats that you can include in your course website or local Learning Managment System. Learn more about using, modifying, and sharing InTeGrate teaching materials.
Unit 4 Study Guide: Impacts of Environmental Change on Horses
Use this guide to help you test your knowledge by quizzing yourself on the terms with the definitions hidden and answering the concept questions.
New Vocabulary or Terminology
- adaptive radiation
- What is the difference between a browser and a grazer?
- Which feeding strategy would be most advantageous in forested environments and why?
- A grazing diet tends to cause a lot of tooth wear due to the high content of abrasive silica in grasses and the ingestion of grit and soil when feeding on low-lying vegetation. Which type of teeth would be better adapted to eating grasses?
- As grasslands expanded, what general trends were seen in the Equidae?
- As additional fossil horse taxa were discovered, what happened to scientific ideas about horse evolution?