128 



FIELD ZOOLOGY. 



play a large part in the search for food. It would seem 

 that it would be a decided disadvantage, if not a positive 



Fig. 54. — Adult of tomato worm, showing sucking proboscis uncoiled. 



Fig. 55. — A sphinx moth. Phlegelhontius sexta visiting flower of Petunia. 

 (Reduced. Folsom.) < 



danger, if the butterfly were compelled to wait upon a 

 taste decision until the liquid food had traversed the 



