Jackdaw - a small bird with black plumage, having a metal reflux.Only the head and chest in her ash-gray.By their appearance it is very similar to a crow, but its size is much smaller: the body length of about 30 centimeters, and the weight is rarely more than 250 grams.Adult birds eye bright, sometimes blue, dark-eyed young individuals.The bill and legs are black.
Jackdaw - sociable birds, from early spring to late autumn, they fly with rooks.Together following the tractor during spring plowing, Ptakha looking at the ground earthworms, insects and their larvae.In the summer, combining with rooks and starlings, crows fly in search of food on the sloping meadows and harvested fields.
autumn, after the departure of rooks, they join the gray crows roost together in trees in yards and city parks.In the morning fly over the city in the dumps or fields, where feeding.In winter, the waste from garbage dumps play an important role in their diet, and sometimes help to survive.
How to distinguish the trail
bird jackdaw leaves a trace, like a crow, but much smaller.The magnitude of paw prints them more likely to be confused with the magpie tracks.But forty mainly jumping and jackdaw springy paces, with emphasis on the fingers.Therefore, the average plantar callus is not always well-printed characters on the tracks.
finger on her legs somewhat thick, with shorter claws.This affects the length of the print, which is shorter than the magpie.Step length of about 15 centimeters, and the width of the track about 5 centimeters.
Features of behavior
Jackdaw - a bird not to destroy other people's nests, unlike her friends Raven.Consuming large amounts of insects, these representatives of the bird world bring significant benefits to people.In some cases, in search of food can cause significant damage to gardens and melons.But it's not out of spite, just hungry.
main places of distribution are the cities and large towns.Less inhabit the rocky stretch of coastline, forests also are rare.Jackdaw - bird nesting near human dwellings: under the eaves of houses, attics, chimneys, in the hollows of buildings.Sometimes she makes a nest in the hollow of an old tree.
Nesting
living separately in pairs or small flocks.Often establish joint colonies with rooks.Later begin to build nests of their neighbors, in the first decade of April.Housing erect a pair, carrying dry twigs at first, and then the rags and paper to the tray lined with them.
Jackdaw - a bird lays its eggs in the first half of May.The nest can be from 3 to 7 pieces.Eggs may have a bluish-green or light blue color with a greenish-brown spots.Incubation lasts 18 days.Hatched chicks are in the nest for another month.
Jackdaw - migratory bird?
They live in Europe, Asia and North Africa.Birds nesting in northern Eurasia migratory, in October, they migrate south to spend the winter in China, and in February return.In Europe, the Caucasus, Central Asia, the jackdaw settled lives.But sometimes in winter and in those places the birds move within the cluster area.
