the bones are hollow. makes the bird a lot lighter and thus generally suited to take flight!
Majority of birds possess 25 different bones, and it depends upon type of bird species
hollow
So birds can fly
Birds have hollow bones to help them fly.
Human bones are thicker and denser; bird bones are thinner, hollow and mean less weight on the bird.
birds have hollow bones and wings; reptiles don't.
No, they do not.
Birds bones are hollow. That is why they can fly, because they are so light because of their hollow bones. x)
no they do not have hollow bones. this is because they are flightless and god just made them that way♥ ♥
i guess it could be in the way that birds have hollow bones
Yes, parrots have bones. All birds have bones.
Most birds -- and all birds that fly -- have semi-hollow bones. Most reptiles, however, do not.