SUCTION OP LIQUIDS. 



165 



trunk, when not in use, is coiled up in a spiral beneath the 

 head ; as is shown in fig. 87, representing the head of a 



Fig. 87. TRUNK OF A 

 BUTTERFLY. 



Fig. 86. CHIMPANZEE DRINKING. 



Butterfly, a, of which the eye is seen at c, the base of the 

 antennae at b, the palpi at <?, and the trunk at d. In some of 

 the Fly tribe, the trunk attains a length several times greater 

 than that of the body, as shown in fig. 88, representing a 



Fig. 88. NEMESTRINA LONGIROSTRIS. 



dipterous (two-winged) insect from the Cape of Good Hope, 

 which sucks the juices of a single kind of flower, the length 

 of whose tube just equals that of its long proboscis. 



