Question

What is the most notable characteristic of birds that os not found in any other group of animals

Answer 1

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One of the most notable characterstic found only in birds is that they have Hollow bones which have lots of air spaces and are filled with air which makes their body lighter and easy to fly.

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Answer 2

Answer:

Birds have a unique characteristic feature they are as follow:-

1. The have a horny beaks with no teeth.
2. They are the only animals whose body is covered with feathers.

3. There skeleton is very light because their body have large air cavities.

4. They have hollow bones which have lots of air spaces and are filled with air.

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