Historical context refers to the moods, attitudes, and conditions that existed in a certain time. Context is the setting for an event that occurs, and it will have an impact on the relevance of the event.
Grasshoppers are medium to large insects. Adult length is 1 to 7 cm, depending on the species. Like their relatives the katydids and crickets, they have chewing mouthparts, two pairs of wings, one narrow and tough, the other wide and flexible, and long hind legs for jumping.rasshoppers are medium to large insects. Adult length is 1 to 7 cm, depending on the species. Like their relatives the katydids and crickets, they have chewing mouthparts, two pairs of wings, one narrow and tough, the other wide and flexible, and long hind legs for jumping.
Making the world better, one answer at a time. Echinoderms can have ambulacral parts that include ossicles, plates, spines, and suckers. For example, sea stars or star fish have an ambulacral groove on their oral side (underside).This ambulacral groove extends from the mouth to the end of each ray or arm. Each groove of each arm in turn has four rows of hollow tube feet that can be extended or withdrawn.aking the world better, one answer at a time. Echinoderms can have ambulacral parts that include ossicles, plates, spines, and suckers. For example, sea stars or star fish have an ambulacral groove on their oral side (underside).