212 THE ADVENTURES OF A NATURE GUIDE 



tain of youth. Distinguished wild folk, those alert 

 and quick to re-adjust themselves to the ever- 

 changing conditions — those surviving, succeeding 

 and evolving — are those ever loyal to life's best 

 ally — the youth called Play. 



The wonderful story of Evolution shows that 

 playing anirnals are most likely to survive and 

 leave offspring. Cooperation or team-work ap- 

 pears to be the outgrowth of team play. This is 

 closely allied to Mutual Aid, which is a conspicuous 

 factor in Evolution, and in Mutual Aid appears 

 to be the beginning of a conscious consideration 

 for the rights of others. 



