Mammals

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Mammals
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What is a Mammal?

• Mammals are animals that
• Are warm-blooded
• Have hair
• Nourish their young with milk
• Have 3 middle ear bones
• Have a lower jaw made up of a single bone
• Four-chambered heart
• Highly differentiated teeth

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Types of Mammals

• Monotremes- primitive egg laying mammals.
• Marsupials- mammals thats young is born in an
  extremely immature state. Most females have
  pouches.

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Types of Mammals Cont

• Placental- mammals that are born at an advanced
  stage. Before birth mammals are nourished
  through the placenta.
• Venomous- only a few mammals are venomous
  including the male duck billed platypus, several
  species of shrews, and the Solenodon (a small
  insectivore).

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Types of Mammalian Diet

• Herbivores-plant eaters
• Carnivores-meat eaters
• Omnivores-eat plants and meat
• Insectivores-eat insects

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Fun Facts

• Fastest Mammal Cheetah (60-70 mph 97-110 kph)
• Slowest Mammal Sloth (less than 1mph, or 2 kph)
• Loudest Mammal Blue Whale
• Second Loudest Howler Monkey

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More Fun Facts

• Biggest Land Mammal African Elephant
• Tallest Mammal Giraffe
• Smallest Mammals Pygmy Shrew (1.2-2.7 gm) and
  Bumblebee Bat (2gm)

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Using What You Learned

• Pick which animal is a mammal.
• A. Snake
• B. Fruit Fly
• C. African Elephant

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Wrong Answer

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Correct!!!

• The African Elephant is a Mammal.
• The African Elephants feeding estimates in the
  wild range from 100-1000 pounds of vegetation per
  day (a 16 hour period).
• The African Elephant has the largest brain size
  versus body weight other than man.
• The African Elephants sense of smell is highly
  sophisticated they are believed to locate
  underground water by smelling the earth above.

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Use What You Have Learned

• Which answer is a characteristic of a mammal?
• Hairless
• Four-Chambered Heart
• Cold-Blooded

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Wrong Answer

• Please Try Again by Returning to the Question
  Using the Back Button.

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Correct !!

• Mammals are the only animals that have
• four-chambered heart.

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Use What You Have Learned

• Almost 75 of the mammals today are venomous
• because of the environment.
• A. True
• B. False

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Wrong Answer
Please Try Again by Returning to the Question
Using the Back Button.
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Correct!!

• Only a few mammals are venomous including the
  male duck billed platypus, several species of
  shrews, and the Solenodon (a small insectivore).