Swallows Birds - the messengers of spring

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Swallows - migratory birds belonging to the order Passeriformes.They are known to everyone since childhood.Remember the fairy tale "Thumbelina"!He helped save the birds fairy tale heroine escape from the bride-mole.It has long been given to poultry in Russia are carefully and lovingly.Even the name of a bird - "swallow" - sounds softly, gently.She lives next to the man who trusts his kindness.In the spring the swallows fly to the south, and the people know that their appearance disappear freezing.Many popular superstitions connected with this bird.If it flies low - expect rain, because the mosquitoes and midges lowered close to the ground.Settled near a window swallows - birds, then good people live here.

Sometimes called the companion of man.There are more than 120 species of birds.In Russia, the most common are three types: killer whale (or village), Daurian swallow and the city.They are known to man.

most masterly in the summer swallow - killer.She has a long forked tail, and she dwells on the beams under the roof of wooden houses or barns.Molds jacks so that they resemble bowl.In contrast, there are Daurian swallow - back its red color.His name was on zhizneobitaniyu: it settles in the Amur region.Selects the house in the village of bigger, more impressive because it builds a nest larger than the barn swallow.Its entrance is located at the side and is similar to a pipe for a bottle.

City swallows - birds, bearing the name of "funnels".Their growth is smaller, abdomen white, feathered legs and a tail, unlike whales and dahurica, cut poorly.For housing chooses stone houses.Under the eaves or under a canopy roof over the balcony, making a little nest.It is spherical, and the hole-in is on the side.This kind of settles in major cities, they are not afraid of the noise of the metropolis!

Swallows build nests of all kinds with the help of ground soaked with saliva.Their sticky saliva, with tightly held.Swallow - migratory bird, sometimes it kind of changes the urban metropolis and is arranged along the rocky cliff, placing slot between the folds of loose rock.These places are called nesting.House Martin attract and sandy bluffs.It uses the abandoned burrows of their sisters beregovushek.Surprisingly, the swallows - birds that are not afraid of the noise of machines and even nest in the garage!When laying eggs the male in good weather brings food to his girlfriend, but when the rain manages to grab the midge for yourself.It is interesting to watch from the balcony, like the swallows, the parents feed their chicks."Wet behind the ears" actively squeak, mouths wide open, and mom or dad gives them in its beak a gnat, mosquito.From the window of city apartments can observe how they teach the chicks fly.Bird swallow, photos of which can be found in every textbook of biology, different in flight from other birds.It flies very fast, often turns spinning zigzag.

interesting fact: they will never sit on the trees.Resting on the men stretched ropes, telegraph wires, clinging claws of the eaves of houses.

advent of autumn, in late September, the birds fly away.But before leaving hundreds of swallows can be seen on the telegraph wires.They seem to say goodbye to people.And we became somehow sad ...