Beetles These insects belong to the order Coleoptera. They have hard shells covering soft wings. Common Eastern Firefly These are very small fireflies with the classic glowing lights on summer nights. Diurnal Firefly These are small dark beetles in the firefly family. European Chafer Like Japanese and Oriental beetles, these are non-native scarab beetles. Harlequin Lady Beetle These are bright red round beetles with black spots. They are great to have in the garden. Japanese Beetle These are sturdy metallic beetles found in NH throughout the summer. Oil Beetle Also called blister beetles, these flightless beetles emit an oil that can cause painful blisters. Oriental Beetle These are scarab beetles native to Asia. Six-Spotted Tiger Beetle These metallic green beetles are ferocious predators. Speckled Longhorn Beetle This is a medium sized tan beetle often found on flowers.