In the case of mammals, the best-studied group of animals, the fossil record indicates that the “background” rate of extinction ... published by National Geographic Books.

This story appears in the October 2019 issue of National Geographic magazine ... as one million species are already on their way to extinction. It’s folly to think that we can throw away ...

This story appears in the October 2019 issue of National Geographic magazine. It is a horror movie director’s dream of a natural history collection. You find it by driving 10 miles southeast of ...