Biology, asked by raivimal8671, 1 year ago

What are the changes in birds bodies that add of them to aerial habitat

Answers

Answered by pavan5381
0
bones are pneumatic filled with air and bone marrow is absent one number to right ovary sac is absent in a unary bladder is absent and feathers are present in make the body in the spindle shaped these all are help to easily fly in the air and reduce the body weight
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