<http://schema.org/about>
"Birds rarely get much attention for their sense of smell, but a new study finds that some seabirds may use their noses to avoid breeding with close relatives."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/animals/stories/seabirds-use-the-sniff-test-to-avoid-incest>