Species are     1     at an high rate due to human activity. It is clear that human activity     2     all other species on Earth. As we humans depend so much on so many species for our survival, we would also     3     extinction. Thus, we should    4     to improve the situation. For example, we should     5     of endangered animals. Moreover, we should     6     change the way we live. In this way, we might be able to avoid THE SIXTH EXTINCTION.