PRAYING INSECTS AND THEIR EGG-CASES 



In the upper part of the illustration a Mantis is shown with its legs extend id in the characteristic 

 attitude, suggestive of pious invocation, from which these inserts derive their name. The Mantis is 

 However, a wolf in sheep s clothing," for the front legs are in reality deadly weapons by means of 



, 

 which other insects are captured and killed. 



