1. What amphibian is only native to Lake Xochimilco and Lake Chalco in the Valley of Mexico?
2. The disappearance of 57% of all animal species occurred during "The Great Dying", which occurred 251 mil…
1. What amphibian is only native to Lake Xochimilco and Lake Chalco in the Valley of Mexico?
2. The disappearance of 57% of all animal species occurred during "The Great Dying", which occurred 251 mil…