These birds are called 'Guest Birds'.
Actually these birds come to our country in winter from Sibaria.
Whan the biting old in Sibaria reaches beyond the limit, the guest birds migrate to our land.
They come not only because of biting cold but also for want of food.
The most incredible fact about these birds is that they fly thousands of miles at stretch . They enhance our natural beauty and help to maintain ecological balance by eating up worms and insects.
But nowadays the migratory birds do not come to our country because of the scarcity of water land cruelty of hunters.
