MAMMALOGY EXAM #1 STUDY GUIDE
*** NOTE:  This is intended to guide your studies.  The text book also contains important information that relates to these issues.***
This page was last revised on 26 November 2005.
Items in blue will not be covered on the Final.

Ch. 1 - What is Mammalogy?
1.  Comprehend the characteristics unique to mammals and contrast them to other animal classes.

2.  Be able to apply the hierarchical classification system used in biology.

3.  Be able to discuss several reasons for studying mammalogy, including:
     a. historical uses of mammals in society
     b. conservation
     c. human health issues
     d. "knowledge for knowledge's sake."

4.  What are the sources of primary, secondary, and tertiary information for biological research.
 

Ch. 2 - History of Mammalogy
1.  Understand who were the earliest descriptive scientists that studied mammalogy.

2.  Comprehend and be able to discuss the following about taxonomy:
     a. what is taxonomy
     b. who developed our current system of taxonomy
     c. what is meant by the binomial nomenclature system
     d. why we used the binomial nomenclature system
     e. what languages are typically used in the binomial nomenclature system

3.  Be able to discuss the basics of what was the earliest federally funded study of mammalogy  and who was involved.

4.  Be able to discuss the basic economics of most wildlife and mammalogy research, including:
     a. the influence of American agricultural industry
     b. the impact and eventual influence of hunting and trapping on mammalogy research
     c. the importance of the Pitman-Roberts Legislation in mammalogy and wildlife research
 

Ch. 3 - Research Techniques
1.  Be able to contrast the techniques used to capture and mark mammals, including:
     a. how each technique works
     b. an example of a type of study where each techniques could be used.

2.  Be able to describe how each of these techniques works and examples of how each is be applied in mammalogy research:
     a. radio telemetry / radio transmitters
     b. geographic information systems
     c. global positioning systems
     d. morphometrics
     e. physiological measurements
     f. genetics and molecular biology
 

Ch. 4. - Mammal Evolution
1.  Contrast monophyletic and polyphyletic evolution hypotheses.

2.  Be able to explain and apply the evolutionary changes found in the transition from reptiles to mammals, including:
     a. bones of the middle ear
     b. skull structures
     c. number of vertebrae and ribs
     d. the respiratory diaphragm
     e. the pectoral and pelvic girdles effect on limb positioning
     f. the number of carpal and tarsal bones
     g. basic tooth designs
 

Ch. 5 - Integument, Support, and Movement
1.  Contrast the types of hair growth and give an example of each.

2.  Contrast and give examples of the functions of hair, including:
     a. vibrissae
     b. body hair:
          i) spines,      ii) bristles,     iii) the types of awns

3.  Contrast and give examples of the types of:
     a. hair colorations,
     b. coloration patterns,
     c. molting periods

4.  Contrast and give the functions of the types of cutaneous glands, including:
     a. sweat glands
     b. sebaceous glands
     c. scent glands

5.  Contrast and give the functions of the types of digit growths, including:
     a. claws
     b. nails
     c. hooves

6.  Contrast, give examples of, and possible functions of the types of horns and antlers, including:
     a. true horns
     b. antlers
     c. pronghorns
     d. giraffe horns
     e. rhino horns

7. Contrast and give examples of the types of locomotion, including:
     a. cursorial locomotion
          i) unguligrade,      ii) digitigrade,      iii) plantigrade
     b. saltatorial
     c. volant
     d. gliding
     e. fossorial
     f. climbing

8.  Briefly explain how the size of a mammal will effect the angle that animal will normally walk up a large hill.
 

Ch. 6 - Foods and Feeding
1.  Comprehend the basic feeding design found in all animals.

2.  Be able to give adaptations for each of the following feeding styles and examples of mammals (including their order names) that use each:
     a. insectivory
     b. carnivory
     c. herbivory        note:  Artiodactyla = even-toed hoofed mammals,   Perisodactyla = odd-toed hoofed mammals
     d. coprophagy

3.  Describe these digestive systems and give examples of mammals for each:
     a. foregut fermentation
     b. hindgut fermentation

4.  Basically explain what "optimal foraging" and "caching" mean.
 

Ch. 7 - Nervous and endocrine systems and biological rhythms
1.  Describe and explain how the following aspects of these sensory systems relate to mammals:
     a. vision
          i) rods vs. cones (esp. in diurnal vs nocturnal mammals)            ii) tapetum lucidum
     b. hearing
          i) tympanum        ii) infrasound        iii) ultrasound        iv) interauditory distance
     c. olfaction
          i) vomeronasal -or- Jacobson's organ

2.  Describe the basic functions of the hypothalamus and pituitary glands in mammals and how they effect mammalian biological rhythms.

3.  Describe and apply the following concepts to biological rhythms:
     a. circadian rhythm
     b. circannual rhythm
     c. diurnal vs. nocturnal vs. crepuscular
     d. zeitgeber
     e. photoperiod
 

Ch. 8 - Environmental Adaptations
1.  Contrast and apply to mammals the concepts of:
     a. endothermy vs. ectothermy
     b. homeothermy vs. poikilothermy

2.  Contrast the different ways that heat is transferred between mammals and their environment.

3.  Describe what is meant by:
     a. set point
     b. thermoneutral zone
     c. lower critical limit
     d. hypothermia
     e. upper critical limit

4.  Explain how these features serve as mammalian adaptations to cold environments:
     a. large body size (among individuals in a single species or among related species)
     b. insulation
     c. rete mirabile in appendages
     d. hair coloration
     e. behavioral modifications:
            i) huddling and curling body postures
            ii) dormancy
                (a) torpor    (b) winter lethargy  {this is the term used to describe what bears practice}        (c) hibernation

5.  Describe and contrast Allen's Rule, Bergman's Rule, and Gloger's Rule.

6.  Contrast
         a. shivering vs. non-shivering thermogenesis
         b. white vs. brown adipose tissue

7.  Explain how these features serve as mammalian adaptations to hot environments:
         a. kidney structure, including:
             i) nephron        ii) loop of Henle        iii) cortex          iv) medulla
         b. metabolic water
         c. evaporative cooling
             i) sweating             ii) panting
         d. sinus cooling  {"cool brains" and "respiratory heat exchange" in your book}
             i) rete mirabile        ii) reclaimed water vapor
         e. insulation:  fur thickness and thermal windows
         f. body size and heat load
         g. estivation
 

Ch. 9 - Reproduction
1.  Be able to describe the basic design of mammal reproductive biology, including:
        a. distinguishing feature of males and females
        b. distinguishing features of monotremes, marsupials, and eutherians

2.  Be able to contrast and explain the adaptiveness of:
        a. polyesterous vs monoesterous cycles
        b. spontaneous vs induced ovulation
        c. marsupial vs. placental gestation
        d. altricial vs precocial development
        e. delayed fertilization vs. obligate and induced delayed implantation vs. embryonic  diapause
 

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