According to the Danish Kennel Club, the kingdom's population of fighting breeds such as pit-bull terriers, mastiffs and rottweilers has risen from 1, 000 to 20, 000 in the past five years.

According to the Danish Kennel Club, the kingdom's population of fighting breeds such as pit-bull terriers, mastiffs and rottweilers has risen from 1,000 to 20,000 in the past five years.