. Beginners zoology. Zoology. Fig. 117. — Praying M.^ntis, or devil's hor.se.. Fig. 118. — Cricket. Fig. 119. — Mole Cricket. they have done so since ancient times. The Rocky Moun- tain locusts flying eastward have darkened the sky, and where they settled to the earth ate almost every green thing. In 1874-5 they produced almost a famine in Kansas, Nebraska, and other Western states. The young hatched away from the mountains were not healthy, and died prematurely, and their devas- tations came to an end. Of course the migrations may occur again. Packard calculates that the farmers of the Fig. 1 - Stock Photo