<http://schema.org/description>
"Large sharks off Western Australia are now doing their part to keep surfers and swimmers safe\u2013by sending tweets warning of their presence. Scientists have fitted 320 sharks, many of them great whites, with transmitters that automatically issue warnings to the Surf Life Saving Western Australia&amp;#8217;s Twitter feed when the tagged sharks approach within a kilometer"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.grindtv.com/wildlife/sharks-in-australia-are-using-twitter-to-warn-surfers-and-swimmers-of-their-presence/>