i: 



IXVEIiTF.r.KATK AXniALS. 



as the Locusts and (Jrassliiipi>ei-s, have the hindmost pair of legs 

 nuK-h hjiifer than tlie utliers, giving tlieni a considerable power of 



leajiing. All the Orthop- 

 tera aie extremely vor- 

 acious, and every one is 

 acijnainted with the ter- 

 rible ravages occasionally 

 caused in hot countries 

 liy swarms of locusts. 



The most destructive 

 species is the Migratory 

 Locust {(Edipoda migra- 

 tnrlii), which is very 

 aljundant in Africa, 

 India, and throughout 

 the wh(jle of the East. 

 ( )vi'ing to the rapidity 

 with which they devour 

 everything thej' can pos- 

 sibly eat, and owing to 

 their enormous numbers, 

 the Locustsare compelled 

 to be constantly on the 

 move, looking for "fresh fields and pastures new." It is from these 

 niiij-rations in vast bodies in search of food that tlie Migratory Locust 



Fig. lU. — rtiMVi'ciit stai^TS in tlir liirtainnrjil 

 liGrasshnl.piT. A, L:n■^■.■l; 1!, rillin, witli lln 

 iiientary wings; (', Ailiiit ur iiiiagd, \\itli tin 

 developH.l \viiigs. 



Fig. lis.— Ortlin|,tcra 



li (Vlalfii urieiitalU), 



tnlcf's its name. Wjien one of these destructive hosts vLsits a district, 

 il, only needs .-i few Ijours to convert the most fertile country into a 

 liowbng \s ildcrncss. In an incredibly short space of time every green 



