This story appears in the April 2017 issue of National Geographic magazine ... adapted to their high elevations, showing that natural selection can take us on different paths to reach the same ...

This story appears in the October 2012 issue of National Geographic magazine ... all perfectly capture the sun? The work of natural selection offers a key to the puzzle. Desert leaves tend ...

This story appears in the June 2017 issue of National Geographic magazine ... The famed ecosystems that taught the world about natural selection may teach us a lesson yet again, offering us ...

could have been formed by natural selection, seems ... charging sperm whales—the squid’s archnemesis. PHOTOGRAPHED AT NATIONAL MUSEUM OF NATURAL HISTORY, SMITHSONIAN INSTITUTION The mother ...

This story appears in the February 2009 issue of National Geographic magazine ... as it's now known—and that natural selection is the mechanism. He wrote a book called The Origin of Species ...

This story appears in the November 2010 issue of National Geographic magazine ... researchers toward understanding how evolution by natural selection has produced them all. Rattlesnake migration ...

This story appears in the May 2014 issue of National Geographic magazine ... ends of it would find themselves adapting through natural selection to different climate zones and vegetation.

This story appears in the August 2010 issue of National Geographic magazine ... the great challenges to his theory of evolution by natural selection, Charles Darwin took a stab at accounting ...

This story appears in the March 2013 issue of National ... Natural History. The world of night bloomers and their pollinators is an alternate universe finely honed through eons of evolutionary ...