Dec 6, 2015 for anyone to lazy to watch • Women in history have practiced it for pleasure. Documented for ancient Greece and Rome. • Dog-tongues can reach places that are hard to reach otherwise. • Nobody can get pregnant. • You cannot get an STD. (However, dog-sperm-allergy can be seriously harmful.) • It has been around since the beginning of time. From and since 2000BC: Cave paintings. • Legal in some countries and states. Because of that: No reason to worry. • Kink. Being submissive to a wolf. Something most people wouldn't do. • Convenience. The dog is just there. No need to go out for sex. • They don't nag, nor complain. They are silent companions. • They are easy to train. That protects from unwanted humping in front of other people.