Male clasped on top of female Damselfy laying eggs, oviposition, on red water lily leaves floating on pond

male clasped on top female damselfly laying egg oviposition red water lily leaves floating pond bends abdomen immerse aquatic leaf guards mate guarding bluetailed common bluetail zygoptera azure damselfly coenagrion puella enallagma cyathigerum ischnura elegans coenagrionidae coenagrion ischnura mating ovipositor pondlily nymphaea rhizomatous nymphaeaceae flying together small dragonfly anisoptera enallagma arthropod entomology bioindicators wetland odonata freshwater ecosystem