Climate change has affected the world for a long period of time, and gradually, the forests disappeared, the country began to dry out, and the number of kinds of thylacines began to decline, until by five million years ago, only one left.
气候变迁已经影响这个世界很久了， 渐渐地，森林消失了， 气候开始变得干燥， 袋狼的种类也开始减少， 到五百万年前，就只剩下一种了。