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Why does the birds have hollow …

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Why does the birds have hollow bones??
  • 2 answers

Suraj Mullur 5 years, 1 month ago

Don't no

Yogita Ingle 5 years, 1 month ago

bird's bones are denser. This density makes these thin, hollow bones stiffer and stronger to keep them from breaking. Crisscrossing struts or trusses also provide structural strength.

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