It does very often, partly because of the wage gap. If you're going to forego an income, very often the choice is to forego the lower income. More often now, that is the male income. More and more men are taking parental leave, but still the overwhelming majority, 74%, of compassionate care benefit recipients are women and 90% of maternity and parental benefits are women.
On October 30th, 2012. See this statement in context.