What are the animals that are beneficial to humans. Except that frogs will eat pests.

1. Owl - The owl's diet is mainly rodents, and it is known as a rodent extermination expert.

2. Bees - bees feed on flowers, including pollen and nectar, the latter is sometimes prepared and stored as honey, honey, beeswax, and royal jelly have great economic value; It pollinates crops, fruit trees, vegetables, pastures, camellia crops and traditional Chinese medicine plants to greatly increase yields.

3. Earthworm - living in the soil, it can make the soil loose, and its manure can make the soil fertile, so that the crops planted by people can grow better.

4. Woodpeckers - known as "forest doctors", can eliminate pests under the bark such as longhorn larvae, etc., their dug tree holes also provide nesting conditions for great and starlings, which are beneficial birds that eat insects.

5. Geckos - prey on mosquitoes, flies, moths and spiders, etc., and are beneficial and harmless animals.

6. Seven-star ladybug - specializes in eating aphids on mulberry leaves, making cotton grow white and big.

7. Bats - can eliminate a large number of mosquitoes, noctuidaes, beetles, nuns and other pests, and can prey on more than 3,000 in one night, which is beneficial to humans. The manure collected by bats is also a good fertilizer and useful for agricultural production.

There should be thousands of animals that are beneficial to human beings, such as swallows, bats, snakes, etc., the most common, are also beneficial animals to people, and other beneficial animals in the economic aspect, such as chickens, ducks, cows, sheep, horses, silkworms, babies, etc.

Dragonflies, praying mantises, and many species of birds.

Many animals can be used as food for humans, and the existence of these animals is obviously conducive to the growth and development of human beings and the survival of human groups.

Frogs belong to the category of beneficial insects. The frog is an expert at catching pests, and the frog catches pests all by his long and wide tongue, the base of the tongue.

It grows in front of the mouth, the tip of the tongue is backwards, and it is also bifurcated, and there is a lot of mucus on it, as long as the small flying insect flies by, it jumps up violently, opens its big mouth, and quickly stretches out its long tongue, and eats the pest at once. The eyes of a frog are dull to see things that are still and sharp to things that are moving.

Frogs belong to beneficial insects, and this is precisely because the presence of frogs is beneficial for humans. The greatest benefit of the existence of frogs for humans is to protect human crops. When humans grow rice, corn, cotton and other crops, they will inevitably be harmed by many insects, which will eat the leaves, stems, flowers and fruits of crops, which will have a great impact on the yield.

According to some statistics, a frog can catch more than 70 insects a day and night, and if it is calculated in seven or eight months a year, it can catch more than 15,000 insects. And it catches mostly fruit flowers and locusts.

Borers, rice planthoppers, floating dust, weevils.

Beetle, mole cricket.

and other pests that are harmful to crops and fruit trees. Using frogs to get rid of pests costs no money, doesn't contribute effort, and doesn't pollute the environment.

A: The animals that eat pests in the fields are not only frogs, but also snakes, owls, dragonflies, bats, seven-star mantises, woodpeckers, and praying mantises. Snakes, owls are to catch Tian Song or rat as the main posture of Yingqing, voles are the most hateful, when the millet is ripe, it gnaws a lot every day, woodpeckers take the beetle, Gidding insects, and winged moths as the main traces to hold food, bats are nocturnal and can kill a lot of fire mosquitoes, moths, and praying mantis to catch reptiles.

Summary. Dragonflies, which generally fly in ponds or rivers to hunt flying insects. In addition to a large number of mosquitoes, flies and other harmful insects, some can also prey on butterflies, moths, bees, which are beneficial insects.

Dragonflies, like a predator, fly like a prey to a pond or river to hunt flying insects. In addition to a large number of mosquitoes, flies and other insects that are harmful to people, some can also prey on butterflies, moths, and bees, which are really beneficial insects. Hui or Zheng.

Bats, which feed on animal blood, but can eat 100 to 1,000 pests and 3,000 mosquitoes in a night. Therefore, it is good for crops.

Seven-star ladybug, can prey on wheat aphid, cotton aphid, locust aphid, peach aphid, scale insects, leakage ticks and other pests, can greatly search for rocks to reduce the damage of trees, melons and fruits and various crops from pests, is known as "missing live pesticides."

Owls, owls eat mainly rodents, but also eat insects, birds, lizards, fish, and other animals. Eradicate voles, protect crops, and ensure a good harvest.

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