What are the birds that are beneficial to human beings?

The scientific name of swallow is domestic swallow, which is the general name of 74 species of passeriformes. Small size, narrow wing tip, short beak and concave tail, weak feet and few feathers. Swallows spend a lot of time catching pests in the air. It is one of the most flexible birds, mainly feeding on insects such as mosquitoes and flies, and is a well-known beneficial bird.

2. azaleas

Rhododendrons have long tails and strong legs and claws. The most common species in China are Rhododendron fourleaf and Rhododendron grandiflora. Rhododendrons often live in seclusion among trees, so it is not easy to see them at ordinary times. Crying is particularly loud, every 2-3 seconds, sometimes all night. Omnivorous, pecking at caterpillars, scarabs and other insects, and eating plant seeds. Instead of nesting, they lay eggs in the nests of reed warblers and black curly tails, and the eggs are similar in shape to the host eggs.

3. Owl

Birds in the order Ostrich are called owls, and the total number exceeds 130 species. It is distributed on all continents except Antarctica. Most species are nocturnal carnivores. Their food is mainly rodents, but there are also insects, birds, lizards, fish and other animals.

Step 4 Thrush

Thrush is a passerine thrush. The total length is about 23 cm. Living in the bushes on the hills and in the bushes or bamboo forests near the villages, he is alert and timid, often foraging in the grass under the forest, and is not good at long-distance flights.

Male birds often hide alone in weeds and branches during the breeding season. They are very good at singing. Their voices are loud and melodious, and they are very nice. They are famous caged birds. Omnivorous, mainly feeding on insects, especially in the breeding season; Herbivorous seeds and wild fruits.

5, spotted woodpecker

The spotted woodpecker is a variegated woodpecker with a black back, white shoulders, red tail feathers and white spots on its wings. The gender difference is that the pillow of the male bird is scarlet. The beak is strong and sharp; 4 toes, two front and two back, opposite to each other, claw tip; Tail feathers are strong and elastic.

Except Tibet and Taiwan Province Province, it is distributed in all provinces and regions of China. Abroad, it is widely distributed in Eurasia and North Africa. The pests pecked by woodpeckers on tree trunks are beneficial birds and should be protected.

Baidu encyclopedia-swallow

Baidu encyclopedia-azalea

Baidu encyclopedia-owl

Baidu encyclopedia-thrush bird

Baidu encyclopedia-spotted woodpecker