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QUIZ

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					QUIZ
Six Kingdoms
 Domain: Eukarya
Kingdom: Animalia
Phylum: Chordata
 Class: Mammalia
      Order:
      Family
      Genus
     Species
           Orders
Mammals orders are divided by
• Monotremes- lays eggs
• Marsupials- live birth, pouches
• Placental- live birth
            Mammals
• Appeared about 300 million years ago
• About 5,400 species..
• Mammals are the dominant life form on
  this planet
• Highly diverse group living in different
  habitats and climates all over the world
What are mammals?
IN CLASS
ACTIVITY
 Six Key Characteristics
       of Mammals
• Endothermy
• Hair
• Four chamber heart
• Single jaw bone
• Mammary glands
• Specialized teeth
             Mammals
               Why study mammals?
1. We are mammals
2. Humans rely on mammals for food,
  companionship
3. Mammals hunted for food, sport -- Economics
4. Models for diseases, drug development
5. Conservation
6. Basic research
7. Effects on humans (e.g., Hantavirus, Lyme
  disease)
       Animal Diversity Web
• http://animaldiversity.ummz.umich.edu/site
  /accounts/information/Mammalia.html
   ANY
QUESTIONS?
    HOMEWORK

• QUIZ ???
• Read p 861-870
• p 863 Answer Q. 1-4

				
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posted:8/5/2012
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