These swellings are typically the result of an engorged bulbus glandis. They represent a normal anatomical structure that can become swollen with sexual arousal or any other form of excitement.

Is bulbus glandis bad for dogs?

Luckily, when the bulbus glandis swells it does not cause any discomfort to your pup and does not require any medical intervention. However, if you notice any unusual areas of swelling on your dog, it is never wrong to seek the advice of you veterinarian.

How long does bulbus glandis last?

The circular muscles also contract intermittently, which has the effect of stimulating ejaculation of sperm, followed by prostatic fluid, as well as maintaining the swelling of the penis and therefore the tie, for some time. For domestic dogs the tie may last up to half an hour or more, though usually less.

What is copulatory tie?

The swelling of the bulbus glandis, once inside the female reproductive tract, causes what is known as the copulatory tie. This is sometimes also called the coital tie, or just tie. After intromission, the male will usually step down from the mounting position so that the two animals are in the position you see here.

What is the purpose of the copulatory tie?

The purpose of a copulatory tie is mainly to keep the semen secured inside the female dog. This technically means that the female dog gets the highest chance of getting puppies.

What animals are copulatory ties?

Dogs, wolves, coyotes, jackals, and foxes, as members of the canine family, all share the same behavioral traits when it comes to mating: they are generally monogamous—meaning they have only one partner, and they have what is called a copulatory tie.

How long is too long for dogs to be stuck together?

How Long Does It Take For Dogs To Get Unstuck After Mating? The tie can last anything from 10 minutes to one hour. During this time, the dogs might whine or look pained, but you shouldn’t intervene because it’s completely normal and part of the natural mating process.