<http://schema.org/description>
"Vernal ponds are a significant component of Pennsylvania's natural heritage and provide critical habitat for a unique set of species adapted to seasonal wet and dry periods such as salamanders, frogs, and fairy shrimp."^^<http://www.w3.org/2001/XMLSchema#string>
<http://extension.psu.edu/cumberland/news/2012/vernal-ponds>