Which class of vertebrates is considered to be the first to develop lungs, allowing them to become terrestrial organisms?

1 answer:

8 0

Amphibia is the class of vertebrates which is considered to be the first to develop lungs. This allowed amphibians to live successfully on land as terrestrial organisms. Ichthyostega was the first primitive amphibians with nostrils and lungs. Amphibians adopted themselves to live on land with developed lungs.

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