72 NATUBE-STUDY LESSONS. 



(i) ne Tongue. 



39. Examine the pinned insect. Do you see any part 

 of the head that might help the insect to get the nectar ? 



Put a straw in a bottle containing water and suck some of it up. 



40. («) Describe the tongue. 



(b) Put a drop of thin syrup made of sugar and 



water on a leaf and observe how the butter- 

 fly uses its tongue. 



(2) The AntenncE. 



41. Describe the antennae. 



A butterfly is distinguished from a moth by the antenna (singular antenna"). 

 The antennae of moths are without knobs or thickenings at the outer ends. 



42. Of what use are the antennae to the butterfly ? 



All the uses of the antennje are not known. The senses of touch, 

 hearing and smell may reside in them. If they are cut off the insect does 

 not fly. 



(3) The Eyes. 



43. («) Where are the eyes of the butterfly situated ? 

 (h) Compared with the size of the insect are they 



large or small ? 



(c) How many eyes has the butterfly ? 



44. Draw the head of a butterfly, and mark the posi- 

 tion of the eyes. 



(4) The Legs. 



45. {a) How many legs has the butterfly ? 



(b) Examine other butterflies to discover if they 

 have the same number of legs as the cab- 

 bage-butterfly. 



(t) How are the legs placed ? 



(if) Does a butterfly use its legs in the same way 

 as a fly ? 



