86 



Lessons in Zoology. 



Lesson II. 



The best way to learn the external anatomy of this or any othw 

 insect is to separate the body into its varions parts, and arrange 

 them on a oard with the appendages in their proper places beside 

 them, as shown in Fig. 1. Even if children cannot do this with 

 perfect sncceps, they will learn much in the attempt. 



'i^SS j^3t (5Z=^ 



Fig. 3. 



Seview of Lesson I, — The grasshopper has head, thorax, and 

 abdomen. Its skeleton is a horny crnat that covers its body. It 

 baa jointed appendages. The thorax has three rings. On the 

 thorax are three pairs of legs and two pairs of wings. The hind 

 wings are folded like a fan, and the others are long and straight. 

 The hind le^s are long for j imping. The abdomen has ten rings 

 and bears the egg-points. The ears are on the first ring of the 

 abdoiren. 



