depends on the bird
The desire to copy the birds and fly!
because it is cold
It is not only birds that fly. Bats fly and they are not birds.
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 can fly. Not all.
The birds that can fly because it is easier for them to find food.
all birds fly xept penguins
When the Birds Fly South was created in 1945.
Birds Fly South was created in 2001.
because the most obvious model of flying things were birds,so people thought imitating birds was the best way to fly
Birds do not fly all the way to the southern hemisphere, they fly to the equator.
maybe but how birds fly birds fly by using there wings becuse feather make the birds fly bye love u by your boyfreaind or girlfreaind