Question

in birds bones are ____​

Answer 1

Answer:

Hollow

Explanation:

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.

Answer 2

Answer:

stone age people also look for bones of animals birds and fake to find out what people eat in the past

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Explanation: