Swallows like to nest under the eaves or beams of other people's houses. They choose the lower clay turned up in the field or mud balls excreted by earthworms as building materials, wet the clay or mud balls with saliva, and add some grass clippings.
Block by block. Then, put the soft grass and soft fluff in the nest like half a teacup. In this way, a warm and comfortable home was built. Swallows are hardworking. How many do they eat a year?
Thousands of pests are of great help to mankind.
Lovely swallow, we humans will take good care of you.
When spring comes, small migratory birds like swallows will return to the north. Swallow has a pair of long wings, a tail like a pair of scissors, and a black back, just like wearing a beautiful black satin coat.
Swallows feed on pests. As long as they find pests, their keen eyes will flap their long wings and rush like arrows, opening their flat and wide mouths and eating them.
Swallows like to nest under the eaves or beams of other people's houses. They choose the lower clay turned up in the field or mud balls excreted by earthworms as building materials, wet the clay or mud balls with saliva, and add some grass clippings.
Block by block. Then, put the soft grass and soft fluff in the nest like half a teacup. In this way, a warm and comfortable home was built. Swallows are hardworking. How many do they eat a year?
Thousands of pests are of great help to mankind.
Lovely swallow, we humans will take good care of you.