Cause when they are first born they are blind but when they get older they dont be blind then they learn to fly.
Birds can't fly at night because it's really dark so they might bump into something or there blind
It is not only birds that fly. Bats fly and they are not birds.
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.
The birds that can fly because it is easier for them to find food.
all birds fly xept penguins
There is no such thing as a dinosaur that flys. The difference between a pteradoctyl and a bird is: Birds have feathers and pteradoctyl's don't. The difference between a oviraptor and a bird is: Oviraptor have hands and birds have wings.
Birds fly, fish swim
Birds Fly South was created in 2001.
When the Birds Fly South was created in 1945.
Yeah. Some are born blind and others can be blinded later in life.