Birds, like the Kentucky warbler above, are farmers' willing coworkers because 

 they eat insects; they are a delight also to city people. Other forms of wildlife 

 deer, fish, squirrels, and many more in forest and woodland provide meat, fur, 

 fun. They are part of nature's wise balance, which man often upsets. Below: 

 Azaleas planted under the trees in the National Arboretum, in process of develop- 

 ment in Washington, D. C. The country over, arboretums provide places for pleas- 

 ure and study of tree habits and breeding. Opposite: To botanist, geneticist, and 

 nature lover, tree flowers give interest and knowledge of trees and seed production. 



