Question

What are pneumatic bones? How do they help birds?

Answer 1

Birds have pneumatic bones which help in flying. Pneumatic bone means. Pneumatic bones are hollow bones which contain air spaces, which helps make the skeleton light in weight.

Answer 2

Pneumatic Bones have air spaces within them which makes them lighter than more solid bone. in birds, breathing has evolved a peculiar path. Birds have this remarkable speciality as they have the pneumatic bones. These bones are filled by air sacs providing continuous flow of breath in their bodies. birds don't just have pneumatic bones in their skull, they have them throughout their skeleton. It is this fact that makes the avian skeleton lightweight and delicate.