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Class Mammalia

Class Mammalia. Those hairy buggers! “The Mammals”. General Characteristics. Endothermic Most have sweat glands Body covered with hair Nourishes young with milk Mammary glands. Characteristics Continued. Four chambered heart To be discussed later Specialized teeth

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Class Mammalia

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  1. Class Mammalia Those hairy buggers! “The Mammals”

  2. General Characteristics • Endothermic • Most have sweat glands • Body covered with hair • Nourishes young with milk • Mammary glands

  3. Characteristics Continued • Four chambered heart • To be discussed later • Specialized teeth • Highest developed brains

  4. Body Systems • Circulatory & Respiratory System • Four-chambered heart • Double loop system for blood • Breathe with lungs • Diaphragm helps move air

  5. Circulatory & Respiratory

  6. Mammal Teeth • Type, number, and arrangement indicate animal’s diet • Canines- sharp and pointed • Incisors- in front for biting • Molars- flattened for grinding

  7. Picture of Teeth

  8. Tomorrow The three orders of mammals and their characteristics

  9. Picture Credits • Circulatory System [http://www.teachnet.ie/farmnet/images/Circul2.gif] • Tooth Types [http://biology.dbs.umt.edu/dbs/mammal.htg/mammal.htg/Teeth.jpg]

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