<http://schema.org/description>
"For kangaroos, the tail is like a fifth leg, researchers say -- equally as strong and load-bearing as its hind legs when walking."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Science_News/2014/07/02/Tail-like-a-fifth-leg-for-kangaroos/6601404318113/>