3. Why Are There So Many Different Kinds of Animals Summary and Analysis

Many myths try to explain how various animals came into existence, but there are none that attempt to explain why there are so many different species on Earth. There are, after all, roughly two million species that have been identified and named alone. What makes an animal part of a species? Essentially, two animals are said to belong to the same species if they can breed together and produce offspring also capable of breeding. While this is something of an oversimplification, it does serve as a solid guideline for identifying different species across the planet. Different species may be more or less related to one another. Though we (homo sapiens) are the only surviving members of our genus, there is much evidence of other species...