The birds winter to come immigrants living in the country that warmer because of the brutal cold of the North of the world. And the birds will be flying back to restore their autonomy when it enters the rainy season.
By the winter Migratory birds will fly to live in a country with a warm climate. Because of the cold, harsh northern world. And the birds will fly back to their place when the rainy season.
When the winter. The birds will fly to immigrants living in the country with warm weather. Because of the harsh cold north of the world. And the birds will fly back to their local when entering rainy season.