The U.S. still has a major case of French bulldog fever. But a very different breed is chasing dog lovers’ hearts.

The French bulldog is America’s most popular dog breed for the third year in a row, according to the American Kennel Club.

(Rounding out the top 10: dachshunds, beagles ... which logged 58,500 new registrations last year. French bulldogs have existed in the U.S. since at least the 19th century, but they've been ...