Do mosquitoes have a porpuse?

Question

like, do they have a reason to be here

Answer 1

Spread disease.

Answer 2

fish food

Answer 3

All species of plants and animals have their place in nature. Mosquitoes are no exception. They are an important link in the food chain. Many animals depend on them as a source of food. During their aquatic stage, mosquito larvae provide food for other aquatic insects such as, dragonfly nymphs and beetles, fish, frogs and water-dwelling animals. As adults, mosquitoes are eaten by birds, bats, spiders, lizards and other insects. Mosquitoes do not feed on blood alone. The blood meal is taken by the female to produce eggs. Both make and females need liquid nourishment for food.  Plants provide the source of liquid nourishment. Mosquitoes do feed on nectar, honeydew, fruit juices and liquids oozing from injured plants.  Because this need for nourishment, mosquitoes are important pollinators of wildflowers during this feeding process.