1. Welcome to Zoology
Mr. Beckner

2. Zoology The study of animals Sub disciplines Immense variety
400,000 identified species of beetles
Sub disciplines
Ichthyology --Protozoology
Ornithology --Mammalogy
Herpetology
Entomology

3. Anatomy
The study of entire organisms and their parts
Cytology
Study of the structures of cells
Ecology
Study of the interaction of organisms and their environment
Embryology
Study of the development of an animal from a fertilized egg
Genetics
Study of DNA
Parasitology
Study of animals that live in or on other animals
Systematics
Study of the classification of and evolutionary interrelationships among animal groups

4. Zoology Two Perspectives Evolutionary Ecological Common pasts
Charles Darwin and “On the Origin of Species”
Ecological
Relationships between organisms and their environment
Human activities

5. Ecological Perspective
1950
Giant Nile Perch (Lates niloticus)

6. The Damage Extinct cichlids Algae population exploded
Algae died and depleted the lake of oxygen
Severe loss of habitat
Deforestation due to fishermen smoking the meat

7. Concerns Populations World Resources Global overpopulation
What is the most densely populated city in the world?
Exponential Growth
Population ceilings
World Resources
Food
Oil
Building Materials
Pharmaceuticals

8. Solutions
-Discuss what measures humankind can take to protect our ecology.

9. Evolutionary Perspective
Animals share a common past
Over 1 million species described
Cichlids
Left mouth asymmetry
Right mouth asymmetry
Video

10. Cichlid Habitats Lake Victoria, Tanganika, and Malawi
500 species
100,000 years of ancestry
Cichlid Classification
Hierarchy
Binomial Nomnclature
First name---Genus
Second name Species
Figure 1.4 pg 4

12. Questions How is Zoology related to Biology?
What are some current issues that involve both Zoologists and Politicians? Who should decide the policies?
Why should we be concerned about threatened and extinct species?