168 INDEX 



damage by 129 



enemies of 137 



food of 136 



fur of 128 



habits of 127, 135 



poisoning 138 



trapping of 138 



value of 129 



jack 131 



Meai ns' cotton-tail ^ 134 



snow-shoe .' 130 



Rabbits and hares 126, 152 



Rat, black 68 



distribution of - 69 



Rat, brown v 54 



control of 60 



diseases carried by 58 



elimination of 67 



enemies of 58 



food habits of 57 



habits of 55 



loss due to 57 



origin of 55 



poisoning 65 



trapping of 62 



house ■ 54 



Norway 54 



Rats and mice .'. 52, 146 



Rattus 146, 147 



norvegicus 54, 147 



rattus 68, 147 



Red gopher 108 



squirrel 25, 143 



distribution of 24 



Red-shouldered hawks, enemies of rodent"? 33 



Red-tailed hawks, enemies of rodents 33, 85, 137 



Reithrodontomys 146, 148 



megalotis dychei 76, 107, 148 



Roberts, Jane E 15 



Rock Rapids, Franklin s spermophile at 38 



Rockwell City, Franklin's spermophile at 38 



Rodentia, character of 16 



Rodents I4i 



Rodman, prairie white-footed mouse at 76 



Rough-legged hawks, enemies of rodents 42, 137 



Ruthven, A. G 74, 155 



h,uthven, Franklin's spermophile at 38 



S 



Sabula, muskrat at 97 



Sac county, beaver in 51 



