It's hard for them to find food and because the cold can kill them
Mallards and other ducks (and swans, and geese) migrate yearly. During the winter, they fly south to warmer areas so that they can still live on open water and find food. They fly north again in the springtime.
Yes. Some species of ducks in North America fly all the way from Canada where they are born in the spring down to Mexico where they stay for the winter. Then they fly back again to mate and have their own ducklings.
South... I think. Isn't that where ducks go for the winter. Ill do some research and get back to you on it.
Shooting anything is cruel. In the case of ducks, it kills ducks, which is cruel. It can also leave ducks that survive with a serious injury that is extremely painful and difficult for them to live with.
their fur
Yes they do. Especially to make it through the winter. The carbs help them maintain body heat in cold. That is why you see the ducks go crazy when someone feeds them bread in December and January.
September.
"A few." Ducks can fly......the problem tells you as much "Then some of the ducks flew away." Ducks fly South for the Winter.
They start breathing.
They have fluffy feathers to keep them warm from the coldness.
Sometimes
golden crowned kinglets live in the northeast for winter.