) experienced one continent referred to as Pangaea surrounded with the Panthalassa ocean, and therefore the inlands have been incredibly dry and arid. Amphibians evolved from fish about 360 million several years ago. They were being the 1st vertebrates to live to tell the tale land. Amphibians have moist pores https://milonpmie.win-blog.com/15210054/the-definitive-guide-to-animal