<http://schema.org/about>
"\nMake your backyard a haven for local birds with these chic feeders -- some of which are aimed specifically at certain breeds, and all of which use recycled, upcycled, or biodegradable materials."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/natural-sciences/10-high-function-low-impact-birdfeeders-slideshow.html>