LIST OF ILLUSTRATIONS. xvii 



PAOE 



FIGURE 83. Baltimore Oriole, , . . . . . . . 225 



FIGURE 84. Pea Weevil, , . . . . . . . . 226 



FIGURE 85. Tent Caterpillars, Eggs, and Cocoon, 226 



FIGURE 86. Click Beetle, . . .227 



FIGURE 87. Cucumber Beetle and Curculios, 227 



FIGURE 88. Gipsy Moth, Male, 230 



FIGURE 89. Cankerworm 231 



FIGURE 90. Wood Pewee, 232 



FIGURE 91. Tortricid Moth, 232 



FIGURE 92. Tussock Moth, 232 



FIGURE 93. Phoebe, . 233 



FIGURE 94. Moth of Spring Cankerworm 234 



FIGURE 95. Wood-boring Click Beetle, 234 



FIGURE 96. Brown-tail Moth, 234 



FIGURE 97. ^Kingbird, 236 



FIGURE 98. Cetonia Beetle, . 238 



FIGURE 99. May Beetle, 238 



FIGURE 100. Hummingbirds about Two Weeks old, 242 



FIGURE 101. Hummingbird feeding Young, 243 



FIGURE 102. Young Hummingbirds nearly fledged, 244 



FIGURE 103. Skull and Tongue of Woodpecker, . . . . .24(5 

 FIGURE 104. Spearlike Tongue-tip of Downy Woodpecker, . . .246 



FIGURE 105. Pine Borer, 247 



FIGURE 106. Pales Weevil, . . . 248 



FIGURE 107. Cocoon of Codling Moth pierced by Woodpecker, . . . 251 

 FIGURE 108. Apple Tree Borer, . . . . . > . . .251 



FIGURE 109. Section of Young Tree saved by Downy Woodpecker, . . 253 

 FIGURE 110. Downy Woodpecker and his Work, ,., >t . . . . .253 



FIGURE 111. Bark pierced by Downy Woodpecker, . . . . .254 



FIGURE 112. The Same, showing the Channels made by Bark Beetles, . 254 

 FIGURE 113. Pine Top killed by Pine Weevil, ... . . .255 



FIGURE 114. Tree ruined for Timber by Pine Weevil, . . . .255 



FIGURE 115. Section of Red Maple tapped for Sap, . . . .257 

 FIGURE 116. A Similar Section, ... . . 257 



FIGURE 117. Hairy Woodpecker, ..,. . .' 2;>8 

 FIGURE 118. Flicker, . ^ ..... . . -261 



FIGURE 119. Black-billed Cuckoo, 264 



FIGURE 120. Caterpillar of the lo Moth, .... . .264 



FIGURE 121. Spiny Elm Caterpillar, . . . ... . .264 



FIGURE 122. Fall Web Worm, . . . ... 265 



FIGURE 123. Red-humped Caterpillar, ... r ' ' ' -272 

 FIGURE 124. Tree Hoppers, . '. V * /'* ' * * ' 273 



FIGURE 125. American Robin, . . -.; 2 



FIGURE 126. White Grub, . '. .... 2 s8 

 FIGURE 127. Bluebird, . . ...... 2 91 



