<http://schema.org/url>
<http://www.dailybreeze.com/environment-and-nature/20140418/contraceptives-helping-to-thin-the-bison-herd-on-catalina-island>
<http://www.dailynews.com/environment-and-nature/20140418/contraceptives-helping-to-thin-the-bison-herd-on-catalina-island>