The bird that sings is the lark

The bird that catches insects is the woodpecker

The bird that catches mice is the owl

The bird that builds nests is the swallow

The lark's appearance: a small beak and slightly long pointed wings.

The woodpecker's appearance: feathers are very nice.

Owl appearance: one eye open and one eye closed.

Swallow: tail like scissors.

I. Lark: Lark is the general name of the genus Lark in the order Sparrowiformes. It is a representative bird of the grassland, belonging to small songbirds, often flying while singing, due to flying very high, people often only hear its voice, not see its trail. Larks live in arid mountains, deserts, grasslands or rocks, non-breeding group life, often for short distances flying or running, feeding on insects and grass seeds. Because of its clear, crisp call, "little lark" has become a synonym for sweet sound. The colors of the birds are colorful, including red, blue and so on.

II. Woodpecker: Woodpecker family (scientific name: Picidae): is a family of birds in the order Piciformes, there are about 221 species. The body length is 90 to 560 millimeters. The head of the birds of this family is also large, but the neck is longer, the beak is strong and straight, chisel-shaped, tongue is long and retractable, the apex of the column of short hooks; feet are slightly shorter, with 3 or 4 toes; tail is flat or wedge-shaped, the plumage is hard and elastic, in the woodpecker to support the body. ***There are about 221 species in 34 genera. They can be found in all but Oceania and Antarctica. Woodpeckers can chisel holes in trees to hook insects, its beak is long, sharp and hard, can be inserted all the way into the hard wood, the tongue is long and thin, with many barbs, the surface is covered with a layer of mucus, you can accurately hook out the pests. It mainly eats pests such as aspen, moths, and gypsy moths that are hidden inside the tree trunks. It is known as the "forest doctor".

Three. Owl: The owl (xiāo) order (scientific name: Strigiformes) is an order under the Ornithischia, a nocturnal raptor. The beak is strong and hooked, and the wax membrane at the base of the beak is covered by a hard whisker. The wings are variable in shape, with the fifth secondary feather absent. The tail is short and rounded, with 12, sometimes only 10, tail feathers. The feet are strong and powerful, often fully feathered, and the fourth toe can be reversed backward to facilitate climbing. The claws are large and sharp. The chicks are late successional. The caudal fat gland is naked. No secondary feathers, occasionally retained. The ear holes are surrounded by ear feathers, which help to distinguish sounds at night and to localize at night. Nests in tree cavities or rock crevices. Birds in the order Screech-Owl are called owls, totaling more than 130 species. They are found on all continents except Antarctica. Most species are nocturnal carnivores. Birds in this order have a broad head, a short, stout beak with a hooked anterior end, and the feathers on the front of the head are arranged in a facial disk, with some species having auricular feathers. The distribution of binoculars, face plate and ear feathers make the head of this order of birds and cats extremely similar, so commonly known as owls. Alias divine cat eagle.

IV. Swallow (Swallow) is the scientific name for 74 species of birds in the family of Swallows of the order Sparrowiformes. It is small in shape, with narrow wing tips, concave tail and short beak, weak feet, and not too many feathers. The plumage is monochromatic, or has a bluish or greenish tinge with a metallic sheen; most species are similar in both sexes. Swallows consume a great deal of time catching pests in the air, and are one of the most versatile finch-forms; they feed mainly on mosquitoes, flies, and other insects, and are well known as beneficial birds. They make their nests in tree holes or crevices, or burrow on sandy shores, or stick mud to the walls or projections of buildings, roofs, eaves, etc., in towns and villages. Each lay 3?7 eggs.