Every year, about 7.9 million infants (6% of worldwide births) are born with serious birth defects. With the causes of over 50% of birth defects unknown, how do we diagnose and prevent them?

Hannibal Lecter from “The Silence of the Lambs.” While it can be considered unusual with humans, polydactyly also happens in other types of animals, including cats. And a cat in Kentucky is ...