<http://schema.org/alternativeHeadline>
"Monarch butterflies raised on the International Space Station found their near-zero gravity enclosure to be a terrible place for a flight. Watch their flailing fail."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/wilderness-resources/blogs/watch-butterflies-cant-fly-in-space>