The family Acrididae, commonly known as grasshoppers, includes a diverse group of insects found worldwide. They are characterized by their long hind legs, which allow them to jump great distances. Grasshoppers typically have a cylindrical body and are herbivorous, feeding primarily on grasses and other vegetation. Grasshoppers play a significant role in ecosystems as both herbivores and prey for various animals. They are known for their ability to produce sound through stridulation, a process where they rub their wings together. Some species can also form swarms, which can impact agriculture by damaging crops.