) had one particular continent known as Pangaea surrounded with the Panthalassa ocean, and as such the inlands were being pretty dry and arid. The remaining animals, the great bulk—comprising some 29 phyla and in excess of one million species—form the Bilateria clade, which have a bilaterally symmetric entire body https://wilidlifeanimals97407.full-design.com/details-fiction-and-animal-76944046