viii CONTENTS 



CHAPTER V 



SOCIAL LIFE OF ANIMALS 



1. Partnerships 2. Co-operation and division of labour 3. Gre- 

 garious life and combined action 4. Beavers 5. Bees 6. 

 Ants 7. Termites 8. Evolution of social life 9. Advan- 

 tages of social life 10. A note on " the social organism " 11. 

 Conclusions ....... pp. 72-99 



CHAPTER VI 



THE DOMESTIC LIFE OF ANIMALS 

 1. The love of mates 2. Love and care for offspring pp. 100-124 



CHAPTER VII 



THE INDUSTRIES OF ANIMALS 



1. Hunting 2. Shepherding 3. Storing 4. Making of homes 

 5. Other instances of constructive skill 6. Movements 



pp. 125-137 



CHAPTER VIII 



THE FUNCTIONS OF THE BODY 



1. Master activities and subsidiary activities 2. Functions of the 

 nervous system 3. Muscular activity 4. Nutritive functions 

 5. Functions of the liver 6. Respiration 7. Excretion 

 8. Organs of internal secretion 9. Functions of the blood 

 10. Modern conception of Protoplasm . . pp. 138-157 



CHAPTER IX 



\ 



ANIMAL BEHAVIOUR 



1. The study of behaviour 2. Restless movements of unicellular 

 animals 3. Organic reactions 4. Trial and error among 

 Protozoa 5. Reflex actions 6. Tropisms 7. Trial move- 

 ments 8. Instinctive behaviour 9. Intelligent behaviour 

 10. Registration and habituation 11. Rational Conduct 12. 

 Artistic skill 13. Spontaneity 14. Purpose . pp. 158-179 



