Dragonflies are carnivorous insects. They prey on various agricultural, forestry, and animal husbandry pests such as flies, mosquitoes, leafhoppers, flies, midges, and small butterflies and moths. Dragonflies are an important natural enemy insect that benefits humans. The biological characteristic of dragonflies is that they lay their eggs in water. Their larvae (juveniles) live in water and their lifespan varies depending on the species. Generally, dragonflies are2Years, some as long as3to5Year. It can be used to monitor environmental pollution and has medicinal, edible, and ornamental value.


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