When Sperm Compete, Eggs Have A Choice

The delicately mannered dance between discerning eggs and vying sperm is more complicated than scientists once believed, and it may hold secrets about the evolution of new species. In a paper published in the journal American Naturalist, Florida State University Chair and Professor of Biological Science Don Levitan investigates a root mystery in our scientific understanding of sexual reproduction: Do sperm compete and do eggs ever have a choice?