APPENDIX V 199 



6. Birds injurious to man. 



7. Decrease in bird life: by cats; by boys; for food; for 



millinery purposes ; effects of bird destruction. 



8. Conservation of birds : legislation ; creatioit of public senti- 



ment ; how girls and boys can help ; feeding of birds and 

 building of bird houses. 



C. FROGS AND THEIR RELATIVES. 



1. Characteristics of structure: regions; organs of head with 



position of each; arms and legs, position and parts of 

 each. 



2. Locomotion: adaptation for swimming and jumping. 



3. Food getting and digestion : kinds of food eaten ; adaptations 



for securing and swallowing food; digestive organs and 

 digestion. 



4. Circulation: parts of circulatory system with adaptations of 



each. 



5. Breathing and respiration: definitions; location of air pas- 



sages and lungs ; inspiration and expiration ; adaptations 

 of lungs, blood vessels, and skin ; oxidation and the release of 

 energy. 



6. Habits of frogs : enemies; adaptations for protection. 



7. Reproduction: formation of eggs; development of embryo.; 



changes in organs of locomotion, digestion, circulation, 

 and respiration during life history. 



8. Relatives of frogs. 



9. Economic importance of Amphibia. 



D. FISHES. 



1. Characteristics of structure: regions; organs of head with 



position of each ; structure of fins ; differences in form of 

 body and position of fins in various kinds of fishes. 



2. Locomotion: adaptations of body regions and fins. 



3. Food getting and digestion : kinds of food eaten ; adaptation 



for securing and swallowing food; digestive organs and 

 digestion. 



4. Circulation: parts of circulatory system with adaptations 



of each. 



