This story appears in the August 2016 issue of National Geographic magazine. All around her, guys wave seductively, beckoning her to their beach homes. How will the female fiddler crab pick a mate?

What is a Japanese spider crab? They may look like something from a 1950s sci-fi film, but Japanese spider crabs are gentle giants. And giants they are. Of the 60,000 species of crustaceans on ...

The Horseshoe Crab Protection Act passed the New York State Assembly and Senate last June, but the governor has yet to sign ...