Mammals are not especially diverse. Roughly 6,800 mammal species are known to exist, compared with about 8,800 species of ...

A University of Arizona study finds scientists are discovering 16,000 new species annually — and DNA tools may reveal ...

There are only about 1,300 genera of living mammals worldwide. Discovering a totally new genus of mammal happens only a few ...

Scientists say Earth could contain billions of undiscovered species, and new DNA tools may accelerate discoveries faster than ever.