Scientists are still trying to crack this and other cicada mysteries.
cicada-damaged twigs can be identified by a line of small slits on the underside.
Also, depending on the year, the well-known cicada hatch often happens for a brief period in late spring or early summer.
Usually they eat small insects, but sometimes you can see them catch a butterfly or a cicada.
The sounds include courtship calls, and squawking sounds when the cicada is handled or disturbed.
Occasionally large ground-nesting species such as cicada killers construct nests in dense aggregations.
cicada casings stuck to its bark and my cousin laughed as he picked them off and chased me with them.
New insects such as beetles and cicada were evolving.
British Dictionary definitions for cicada
noun (pl) -das, -dae (-diː), -las, -le (-leɪ)
any large broad insect of the homopterous family Cicadidae, most common in warm regions. Cicadas have membranous wings and the males produce a high-pitched drone by vibration of a pair of drumlike abdominal organs