they will be in danger because people will hold them and put them in cages
Kingfisher
It is not only birds that fly. Bats fly and they are not birds.
Not sure what you mean by that, but birds do fly.
birds can fly it eats leaves and worms it lays eggs some birds can fly backwards,but some can't some birds are small.some are big it could fly really quick...
We could investigate how birds are made to fly.
Most birds can fly. Not all.
To say that birds use wings and feathers to fly, so all birds can fly, would be false. Not all birds can fly. An ostrich is an example of a bird that cannot fly.
Most birds migrate in the winter or fall because it is too cold for them. If they did not migrate, they could freeze! When birds migrate they fly and fly until they reach a place that is not so cold.
The birds that can fly because it is easier for them to find food.
all birds fly xept penguins
This was a practise of Vikings. It was used because the birds could fly to the height and when they saw land they flied there.
If a number of birds fly at a store window, the owner should take measures to protect both the window and the birds. A silhouette of a hawk or other bird of prey could be attached to the window to discourage the birds.