<http://schema.org/url>
<http://www.mnn.com/earth-matters/animals/photos/10-animals-presumed-extinct-in-the-last-decade/gone-the-way-of-the-dodo>
<http://www.mnn.com/earth-matters/animals/photos/10-animals-presumed-extinct-in-the-last-decade/baiji-dolphin>