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Author Question: Name five characteristics of mammals. What will be an ideal ... (Read 15 times)

Yolanda

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on: Aug 11, 2018
Name five characteristics of mammals.
 
  What will be an ideal response?

Question 2

The efficiency of Paleoindian populations in the Americas may have hastened the extinction of large Pleistocene animals such as mammoths.
 
  a. True
  b. False
  Indicate whether the statement is true or false


tuwy

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Reply #1 on: Aug 11, 2018
Answer to Question 1

Characteristics include extended infant dependency; milk from mother's mammary glands; live birth; high levels of activity; constant body temperature; efficient respiratory system including a separation between nasal and mouth cavities; a diaphragm; four-chambered heart; skeleton with limbs positioned underneath body; joints on limbs to permit continued growth; and specialized teeth.

Answer to Question 2

True


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Yolanda

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Reply #2 on: Aug 11, 2018
Both answers were spot on, thank you once again


tuwy

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Reply #3 on: Aug 11, 2018
Great! Please up vote :D


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