Chap. II. THEIR INTELLIGENCE. 73 



worm tried in a senseless manner to drag 

 them into the burrow by bending them. 

 They sometimes collected many more leaves 

 over the mouths of their burrows (as in the 

 case formerly mentioned of lime-leaves) than 

 could enter them. On other occasions, how- 

 ever, they behaved very differently ; for as 

 soon as they touched the base of a pine-leaf, 

 this was seized, being sometimes completely en- 

 gulfed in their mouths, or a point very near 

 the base was seized, and the leaf was then 

 quickly dragged or rather jerked into their 

 burrows. It appeared both to my son and 

 myself as if the worms instantly perceived 

 as soon as they had seized a leaf in the proper 

 manner. Nine such cases were observed, 

 but in one of them the worm failed to drag 

 the leaf into its burrow, as it was entangled- 

 by other leaves lying near. In another case 

 a, leaf stood nearly upright with the points of 

 the needles partly inserted into a burrow, but 

 how placed there was not seen ; and then the 

 worm reared itself up and seized the base, 

 which was dragged into the mouth of the 

 burrow by bowing the whole leaf. On the 

 other hand, after a worm had seized the base 



