CONTENTS ix 



PAGE 



CHAPTER VII 

 Adaptations for the Preservation of the Species . .170 



Methods of Reproduction : Simple or Asexual Method, 

 170; Complex or Sexual Method, 171. Development: 

 Structure of an Egg, 172; Development of an Egg, 173; 

 Metamorphosis of a Mosquito, 174; Metamorphosis of a 

 Butterfly, 176; Development of the Chick, 177. Protection 

 and Care of Young : Library Exercise, 179. Adaptation for 

 the Preservation of the Species : Review and Library Exer- 

 cise, 180. 



CHAPTER VIII 



Poultry 182 



Glossary 189 



