Guillaume Bouvet-Morrissette, a 24-year-old chiropractor from Quebec, was able to compete with the American newcomers after he drove to Madison, Wis.

WSJ: An Icy Face-Off for Those Who Think Hockey Isn't Rough Enough

Perhaps they are like Morrissette, who divorced in her early 30s, wasn't in a hurry to jump into another relationship and decided to have kids on her own.

CNN: Out-of-wedlock births hit record high

About 50, 000 women delivering babies each year are single moms by choice, said Mikki Morrissette, author of "Choosing Single Motherhood: The Thinking Woman's Guide, " and founder of the online resource Choice Moms.

CNN: Out-of-wedlock births hit record high