Question

which types of bones do the aeiaral animals have? class 4th answer​

Answer 1

Answer:

All birds have a light body as the bones are hollow and have air cavities. Their bones do not have bone marrow.

Answer 2

Answer:

Birds have a lightweight skeleton made of mostly thin and hollow bones. The keel-shaped sternum (breastbone) is where the powerful flight muscles attach to the body. Birds have a smaller total number of bones than mammals or reptiles.

Explanation:

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