Environmental Sciences, asked by sushantkumardey823, 3 months ago

write four important features of a bird​

Answers

Answered by AthenaLaufeyson
1

Answer:

Defining characteristics of modern birds also include:

Feathers.

High metabolism.

A four-chambered heart.

A beak with no teeth.

A lightweight but strong skeleton.

Production of hard-shelled eggs.

Explanation:

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Answered by payalpathak687
1

Explanation:

i) Feathers.

ii) Wings.

iii) lightweight, rigid skeleton.

iv) unique respiratory system.

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