Why do birds migrate back and forth?
Every Year billions of busy birds fly south to escape the winter season and then fly back to enjoy our sunny summer. Many of these feathery travelers spend the winter near the Equator where there is no cold season. It is natural to wonder why they bother to fly thousands of miles north to make their nests and bring up their children. The story of the birds that migrate between summer and winter homes is one of the marvels of nature. Naturalists and other Experts are only dust beginning to unfold this tremendous travel story. They have gathered a lot of fascinating information, and amazing new details are discovered Every Year. But the birds do not make this detective work easy for the Experts. They hold onto their secrets, and the amazing story of migration is still full of mysteries for the scientists to so1ve. But we think that science can explain why the flocking birds do fly back and forth between their winter and summer homes. Many people think that the robins fly to southern Cali
