Small Heath (Coenonympha pamphilus)
Banded demoiselle ♂ (Calopteryx splendens)
Small redeyed damselfly (Erythromma viridulum)
The green female is ovipositing and the blue male with the red eyes holds on to her until she is finished doing it. He keeps holding her to avoid other males mating with her, because the last one who does is the one who fertilizes the eggs - so he makes sure it's his offspring! Nature at work...