Why do dogs stick together when mating? - briefly
Dogs stick together during mating due to a natural instinct called "tie," where the male dog's penis swells inside the female, preventing them from separating until the tie naturally releases, typically lasting 5-30 minutes. This behavior ensures successful insemination and reduces the risk of other males impregnating the female during the same heat cycle.
Why do dogs stick together when mating? - in detail
Dogs exhibit a behavior known as "tying" during mating, where the male and female remain connected for an extended period after copulation. This phenomenon is driven by several biological factors and serves multiple purposes.
Firstly, tying ensures successful insemination. When a male dog ejaculates, his penis swells inside the female's vagina, forming a "knot" or "bulbus glandis." This knot prevents the semen from leaking out, maximizing the chances of fertilization. The swelling is caused by a surge in blood flow to the penis, triggered by hormonal changes during mating.
Secondly, tying promotes bonding between the male and female dogs. During this period, which can last anywhere from 5 minutes to 30 minutes, the dogs are typically calm and relaxed. This extended contact allows them to establish a connection, which may contribute to their overall relationship and behavior towards each other after mating.
Lastly, tying serves as a form of mate guarding. By remaining connected, the male dog prevents other males from approaching and attempting to mate with the female. This behavior is an evolutionary adaptation that increases the likelihood of the male's genetic material being passed on to the next generation.
In conclusion, dogs stick together during mating due to a combination of physiological and behavioral factors that facilitate successful reproduction and enhance their relationship dynamics.