Mammalogy Fall 2010 Exam 2



Identify FOUR of the following animals to order (1 point), family (1 point, common name point), what zoogeographic region(s) (1 point) it is found and write something about its natural history (behavior, ecology, diet, reproduction) that makes THE FAMILY of this animal interesting (to your professor, who will judge the quality of your answer) (3 points). 24 points total
 

 

 

Order
Family
Distribution

most interesting characteristic(s)

   
another picture    
another picture    
another picture    
another picture    


 

Identify FOUR of the following animals to family (2 points, common name 1 point), and write something about its natural history (behavior, ecology, diet, reproduction, ecomorphy) and distribution that makes this animal interesting (to your professor, who will judge the quality of your answer) (3 points). 20 points total
 

 

Family or common name

Most interesting natural history characteristic

   
another rodent picture    
another rodent pictuew    
another rodent picture    
another rodent    


 
 

Identify THREE of the following animals to family (1 point, common name point), what zoogeographic region(s) (1 point) it is found, and give the term for and describe its special mode of locomotion (2 points). 12 points total

  Family


Distribution

Special mode of locomotion

Primate picture      
Primate picture      
Primate picture      
Primate picture      


 

Glires: Answer THREE of the following. 6 points each (18 points total)

    1. Beavers have been introduced to Chile and are being reintroduced to Scotland. Why is one an ecological disaster and the other supported by environmentalists as being worthwhile.
    2. What are the most important conclusions that have been learned from studying population cycles in EITHER arctic hares OR lemmings (pick only one).
    3. What is a hystricomorphous jaw musculature. Give at three examples of families of rodents that are hystricomorphous
    4. Give an example of an r-selected rodent family. What characteristics distinguish this rodent family from other rodent families? How has being r-selected affected its natural and/or evolutionary histor
    5. What is/are the most important reason/s that myrmecophagy has evolved so many times (i.e, what is the biggest advantage for eating termites)

Answer THREE of the following. 6 points each (18 points total)

  1. Two types of mammal diets are characterized by having relatively low metabolic rates for mammals of their size. What are the two food types and why is a low metabolic rate needed?
  2. Why did Thomas Jefferson ask the Lewis and Clark to try to find mastodons and ground sloths?
  3. In what characteristics are Old World Monkeys similar to New World Monkeys? In what characteristics are they different?
  4. In what characteristics are tree sloths similar to colobine monkeys? In what characteristics are they different?
  5. Pick any two families of primates you have not discussed in a previous question. and write something about its natural history (behavior, ecology, diet, reproduction) that makes each family interesting (to your professor)

Since I neglected to ask any questions about the topics covered for this test that interested you the most, here is your opportunity to impress me. Make up two relevant questions of your choice and answer them. As always, I will be the judge of the value of your answers. (4 points each, eight points total)