They migrate to the south.
it gets cold and freezes
it gets cold
it gets a cold
they can die
Birds migrate to Florida for winter because up north, the winter gets very cold and the birds don't like being so cold, so they fly south for winter where its not so cold as up north.
Birds that move as the season changes. If a bird primarily eat insects it'd starve if it stayed somewhere where winters get cold.
it gets coldit gets cold
its gets cold Actually the ice gets warmer. Its the water that gets cold.
It gets numb.
It gets cold
it gets hot and cold
It gets really cold.