Endangered Species
Since 1600, more than 700 species of plants and animals have gone extinct.
11 Facts About Endangered Species
When a species disappears, it is extinct, meaning it can never come back. In fact, since a species is not declared extinct until years have gone by since it was last spotted, some endangered species may already be gone forever.... More
Background on Endangered Species
Since 1600, more than 700 species of plants and animals have gone extinct.... More
