Fish Adaptations: What Did They Develop Before Evolving Into Amphibians?
Fish developed lungs and limb-like structures before evolving into amphibians. They descended from lobe-finned lungfish ancestors during the Devonian period, around 365 million years ago. These changes helped them adapt to life at the water’s edge, leading to the rise of tetrapods, the first vertebrates to thrive on land. As some fish ventured into shallow … Read more