Which insects are beneficial?

Bees, dragonflies, mantises, spiders, ladybugs, frogs, wild flies, insect-eating snakes, earthworms; Winding and so on.

Beneficial insects in a broad sense refer to all insects beneficial to human beings, including resource insects. Such as silkworm, the narrow concept refers to natural enemy insects that can prey on pests or parasitic pests, which is relative to pests. We usually understand insects that are beneficial to human production and life as beneficial insects, such as bees, ducklings and mantises.

When it comes to beneficial insects, the first thing that comes to mind is hardworking bees. Bees are really good insects of plants. They collect honey during the day and make honey at night so that we can drink such sweet honey. While collecting honey, bees pollinate plants to help them reproduce and bear fruit. Not only do they not harm plants, but the brewed honey can also prolong life and treat neurasthenia and anemia.

Dragonfly is a beautiful insect. If you don't know what beneficial insects are, dragonflies are the most obvious beneficial insects. It can prey on larvae in the water, that is, mosquito larvae. Dragonfly adults are not only ugly, they always fly in ponds and rivers and then prey on insects, mosquitoes, flies and other pests.