Name two adaptations that allow birds to fly.

Light, hollow bones. Strong lungs.

Many of a bird's bones are less dense than human bones, which makes birds' bodies lightweight. Flying birds have large chest muscles that move the wings. Birds have feathers that help them fly. The long flight feathers on the wings and tail help birds balance and steer.

Explanation:

i hope this

explanation:

max weber's 3 types of authority. the sociologist and philosopher  max weber  distinguishes  three types of authority—charismatic,  traditional  and legal-rational—each of which corresponds to a brand of  leadership that is operative in contemporary society.

1 > george s. boutwell

2 > general ulysses s. grant

3 > james a. garfeild

4 > adolph e. borie