Possible Clues:

• Insect could escape?
• On tree, smart insect
• Short-lived insect won't necessarily take off
• Adult naiad
• Insect can get off the ground
• Insect could arguably do what many of them do
• Slender, short-lived insect
• Aquatic insect
• Short-lived insect might take wing
• Short-lived spring insect beloved of anglers