364 



INDEX. 



Vanessa cardui, 138 

 Vespina, 168, 172 

 Vireo, 137, 256 

 Vital processes: 



birds, 300 



insects, 20 

 Vulture, black, 259, 319 



Walking sticks, 51,95 

 Warblers, 137, 256, 293 

 Wasp flies, 188, 203 

 Wasps, 163 



community life, 173 

 industries, 173, 174 

 nests, 172, 174 

 paper-making, 175 

 sense powers, 172 

 social, 172 

 solitary, 168 

 study of, 144 

 Water boatman, gg 



Water scavengers, 61, 69 

 Water scorpions, 1 1 2 

 Water striders, g8 

 Wax- making of bees, 1 63 

 Webs of spiders, 242 

 Weevils, 73 



bird enemies, 74 

 Whip-poor-wills, 257 

 Whip'tailed scorpion, 237 

 Whirligigs, 63 

 White ants, 44 

 White grubs, 59, 73, 74 

 Wing of bird, 268 



comparison, 269 

 Winter birds, value of, 278 

 Wire worms, 74 

 Woodcock, 328 

 Wood duck, 282 



Woodpeckers, 74, 118, 257, 294, 

 313. 342 



Zoology defined, i 



