CANADA PORCUPINE 



33 



raccoon No. i. In operating the combination the porcupine 

 occasionally omitted the plug or lever before mounting the 

 box. In these instances he found that the button would not 

 turn and he was compelled to climb down and start over. The 

 fact that he had only three legs made him reluctant to do this 

 and slow about it when he did. In saying this, the writer is 



The figures represent the number of seconds elapsing between the time the animal 

 began to try to get the food as nearly as that could be judged, and the instant the 

 door opened. 



