Insects are numerous, and of about 500 species of beetle some 80% are not known to exist elsewhere; cockroaches and green locusts are pests, as are, also, mosquitoes,' wasps, scorpions, centipedes and white ants, which have all been introduced from elsewhere.
25 the locusts are spoken of in the plain language of chap. i.
Insect life is represented by plant-bugs, locusts, crickets, grasshoppers, cockroaches, dragon-flies, butterflies, numerous varieties of moths, bees and mosquitoes.
The agriculturist has many enemies to contend with, the tax-gatherer being perhaps the most deadly; and drought, earthquakes, rats and locusts have at all periods been responsible for barren years.