What do you mean whats the difference.... birds that can fly, FLY and birds that can't fly, CAN'T. birds that fly is positive birds that can't fly is negative.
It is not only birds that fly. Bats fly and they are not birds.
no all birds do not fly
its penguins they are birds they have wings but they do not fly :)
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.
not all birds can fly
Not all birds can fly.
Most birds can fly. Not all.
Not sure what you mean by that, but birds do fly.
The birds that can fly because it is easier for them to find food.
all birds fly xept penguins
All birds that are light and have feathers and have a purpose to fly
Birds can fly. Problem in the question?
In Winter, for food birds fly south.
ALL birds can fly except for penguins,ostriches and emu's :)
The link below has a full list of birds that fly.
There are many birds that can't fly. Example: penguins.
Birds Fly South was created in 2001.
When the Birds Fly South was created in 1945.
yes they are the only birds that can fly backwards.
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
See the link below for a list of birds that cannot fly. It is much shorter than attempting to compile the millions of birds that do fly.
There are a few birds that can not fly. Penguins are one, ostrich, and most chickens can not fly either.
Birds do not fly all the way to the southern hemisphere, they fly to the equator.
Birds need to fly because they are the prey of many animals. They fly mostly when a carnivore is trying to eat them