Pouches in the gut wall developed into ____ in fishes that are ancestral to land vertebrates.

Name: Pouches in the gut wall developed into ____ in fishes that are ancestral to land vertebrates.
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Pouches in the gut wall developed into lungs in fishes that are ancestral to land vertebrates, allowing them to exchange gases with the air instead of water. This adaptation was crucial for the transition from aquatic to terrestrial environments.

Pouches in the Gut Wall Developed into ____ in Fishes