IS HM'IN<; THKIK WAV. 



257 



guides itself but little by sight. This, which I 

 had not at all anticipated, seems to follow from the 

 fart i hat aftT the pencil and tray of larva? had been 

 removed but a short distance to the right or left, the 



Fip. 17. 



Another tracing showing a similar experiment. 1, '2, 3. tin direct 

 broad lines towards A ; and 4, the complicated track made when 

 rvxorvoir of larvic was removed to B. 



on their journey to the shifted object travelled 

 very often backwards and forwards and around the spot 

 when- the coveted object first stood. Then they would 

 their steps towards the nest, wander hither and 



p 



