Question

where birds fly when it becomes very cold?​

Answer 1

Answer:

“They can survive really cold temperatures as long as they get enough to eat.” Birds have also evolved to withstand bad weather. Their lanky legs and little feet have what are called counter-current circulation. Birds have cold blood in their feet, which means very little heat is lost when they are standing on cold ground.

Answer 2

Answer:

The most common pattern is that the birds migrate to the temperature , when here is cold or winter season the birds migrate to Southern area because there is warmer than here...