<http://schema.org/alternativeHeadline>
"Some animals go to great lengths to warn off predators, and this little caterpillar is no exception!"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/animals/blogs/this-puss-moth-caterpillar-is-a-very-cute-little-monster>