142 



INDEX 



Water boatman, 125. 

 Water strider, 123. 

 Web worm, 25, 61, 70. 

 Weed seed, 52. 

 Whirligig beetle, 125. 

 Wiggler, 17. 



Winter leaves, 84. 

 Wood, 67. 

 Wounds of tree, 67. 



Yellow bird, 62. 

 Yellow jacket, 55. 



