POWEE OF COMMUNICATION. 383 



APPENDIX E. 



The following are the details of the experiment 

 referred to in p. 168 : — 



January 24, 1875. — I put an ant, which already 

 knew her way, on the larvae at 3.22. 

 At 3.30 she returned. 



4.15 „ At 3.38 another ant came ; and 



4.25 „ the bridge / being 



4.34 „ turned towards m, 



she went over it to m. 

 4.42 „ 3.50 



4.50 „ 4.35 



4.56 „ 5.15 



At 5. 5 she returned. 



5.14 



5.25 



January 25.— 6.30 a.m. put two ants, which knew 

 their way, to the larvae. 



