The view that males just pass on genetic material and not much else to their offspring has now been debunked. Instead, new research found a father’s diet can affect their son’s ability to out-compete a rival’s sperm after mating.
The view that males just pass on genetic material and not much else to their offspring has now been debunked. Instead, new research found a father’s diet can affect their son’s ability to out-compete a rival’s sperm after mating.