Why birds are warm blooded animals and why birds have four chambered heart?

by anshika
(alwar rajasthan india)

These are warm blooded animals and have four chambered hearts they lay eggs they are known as aves.

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Evolution
by: Biology teacher

Hi

Any feature developed by animals means that it might have represented an evolutionary advantage over the previous one. Indeed, warm blood helps keeping a warm body so less dependent on sunlight. Four chambered heart stands for optimization of blood circulation and gaseous economy.

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