giovedì 2 luglio 2015

NYT Science: Should Swimmers Worry About Sharks?

Should Swimmers Worry About Sharks?
By CHRISTINE HAUSER

A rash of shark bites in North Carolina has raised concerns. Here’s what you need to know to stay safe.

Published: July 3, 2015 at 06:00AM

via NYT Science http://ift.tt/1LFVmzz