<http://schema.org/description>
"An atavism is a trait from a distant evolutionary ancestor that has reappeared in a modern-day creature, like a whale with legs. A whale with legs? Take this quiz and learn about atavistic whales and other animals."^^<http://www.w3.org/2001/XMLSchema#string>
<http://animals.howstuffworks.com/animal-facts/atavisms-quiz14.htm>