examples of insects 
Insects: invertebrates with bodies divided into three parts; they usually have three pairs of legs, two pairs of wings and antennae.
Large diurnal migratory butterfly with spotted wings; in North America, thousands of monarchs migrate southward in the autumn, sometimes more than 1,800 miles, and return north in spring.
Large sap-sucking insect; the male produces a shrill monotone sound in hot weather.
great green bush-cricket
Carnivorous leaping insect with long antennae, growing to 1 to 2 in in length; the male produces a shrill sound.
Scurrying flat-bodied nocturnal insect that is widely dispersed; some species live in human dwellings, feeding on waste matter. It emits an unpleasant odor.
Large butterfly with delicate wings, active at night or at dawn; its caterpillar lives in birch trees, causing major damage.