POWER OF COMMUNICATION. 381 
At 5.12 an ant came to right pin. 
I changed the pin. 
» 5.16 an ant came to the pin which I had put in 
the same place. 
* right pin. 
»» 5.19 : 
» 5.20 two ants = with No, 2 
» ant No.1 +3 and went at 5.25. 
5, 5.25 an ant This ant had been 
spoken toby No. 2. 
», 5.26 another ant 3 
99 5.35 ” ” 
99 37 ” ” 
9 0. 40 ” 
» 5.41 ant No.1 3 and went at 5.49 
», 5.45 another ant - 
5 5.50 
» 0.51 ant No. 1 came igen and 5.54 went. 
» 5.58 two ants came to the right pin. 
», 5.59 another ant 55 #5 
came to a wrong pin. 
I changed the pin again. 
», 6.49 an ant came to the pin which I had put in 
the same place. 
» 7. 1 another ant came to the right pin. 
s9 7.20 ” ” 
2” 7.33 ” 
5, 7.46 ant No. 1 returned, 7. 55 went. 
” %° 
Thus during this time, from 4.50 until 7.50, twenty- 
niue ants came, twenty-six went to the right pin, while 
only three went up any of the nine wrong ones. More- 
over, out of these twenty-six, only four were distinctly 
brought by the two ants which I had shown the 
honey. 
On the 19th I tried a similar experiment. The 
marked ants frequently brought friends with them ; but, 
