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Spaying (females) and neutering (males) refers to the sterilization of animals—usually by castration (removal of the male's testicles) or ovariohysterectomy (removal of the female's ovaries and uterus)—to eliminate the ability to procreate, and reduce sex drive. Castration has also been known to reduce aggression in male dogs (in some cases ...
The locking is completed by circular muscles just inside the female's vagina; this is called "the knot" tightening thus preventing the male from withdrawing. 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 ...
Closed castration incision on a male dog, taken 12 hours after surgery. In male animals, castration involves the removal of the testes (testicles), and is commonly practiced on both household pets (for birth control and behaviour modification) and on livestock (for birth control, as well as to improve commercial value).
Findley is a lucky dog. The small white and brown Chilean terrier is one of the first dogs in the world to get neutered without having to go under the knife. The procedure happened in his home in ...
Castration in the genital modification and mutilation context is the removal of the testicles. Occasionally the term is also used to refer to penis removal, but that is less common. Castration has been performed in many cultures throughout history, but is now rare. It should not be confused with chemical castration.
Surgical castration is bilateral orchiectomy (excision of both testicles), while chemical castration uses pharmaceutical drugs to deactivate the testes. Castration causes sterilization (preventing the castrated person or animal from reproducing); it also greatly reduces the production of hormones, such as testosterone and estrogen.
Human–animal marriage is a marriage between a human and a non-human animal. This topic has appeared in mythology and magical fiction. [1] In the 21st century, there have been numerous reports from around the world of humans marrying their pets and other animals.
Most bilateral oophorectomies (63%) are performed without any medical indication, and most (87%) are performed together with a hysterectomy. [10] Conversely, unilateral oophorectomy is commonly performed for a medical indication (73%; cyst, endometriosis, benign tumor, inflammation, etc.) and less commonly in conjunction with hysterectomy (61%).