Question

2, Why do aerial animals have hollow bones?​

Answer 1

Answer:

Hollow bones are also called pneumatized bones, meaning they're filled with space for air. It is thought that this structure helps with oxygen intake during flight. Air sacs are attached to the hollow areas in a bird's bones. ... This adds more oxygen to the blood, providing a bird with extra energy for flight.

Explanation:

ITs Mayank

Answer 2

Hollow bones are also called pneumatized bones, meaning they're filled with space for air. It is thought that this structure helps with oxygen intake during flight. Air sacs are attached to the hollow areas in a bird's bones. This density makes these thin, hollow bones stiffer and stronger to keep them from breaking.

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