Actually, technically, it's not a rectum. It's called a cloaca.

Introduction of live animals (spiders, mice, etc.) into the vagina or rectum Electric shocks to the genitals

They reportedly stripped him of his clothes and tried to insert a chair leg in his rectum.

They're making a hand signal in front of the dog's rectum for some reason, like the dog has a third eye there it's insane.

It had been alleged that the expellees were also given a sedative per rectum, which the Ombudsman was unable to substantiate during the investigation.

He was allegedly subjected to torture, during which his arms were tied to his legs and he was hosed with cold pressurized water, including to his kidneys, genitals and rectum.

Colon and rectum cancer are the second most common cancers among women (as well as the general population), with 68 of 100,000 in the Jewish Sector and 37.6 of 100,000 in the Arab sector.

They also reportedly inserted a tube in his rectum and filled his intestine with domestic gas, prodded him with electric goads and struck him hard on both ears with the palms of their hands.

Dejan Bulatović was reportedly detained on 6 December 1996 at November 29 Street police station in Belgrade, where police personnel allegedly beat him, forced a rubber truncheon up his rectum and put a gun barrel in his mouth, threatening to shoot.

So, literally, a few minutes before that, I downloaded this scientific paper about calculations on avian defecation, which is really quite interesting, because it turns out you can model this as something called Poiseuille flow, and you can learn an awful lot about the physics of the avian rectum.

Moreover, cancer treatment often carries serious side effects including urinary incontinence, erectile dysfunction, and, in those who undergo radiation, inflammation of the lower rectum or bladder, as well as underreported effects like fecal incontinence that can negatively affect patients quality of life. Given that many patients diagnosed with prostate cancer as a result of the PSA test would never suffer any symptoms, such consequences are difficult to justify.