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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 ...
A dog's glans consists of two sections: Behind the lower, long part (pars longa glandis) lies the "knot" (Bulbus glandis) [1] which expands only after penetrating the vagina and causes the male dog to remain inside the bitch ("Tie") for some time after ejaculation (typically between 15 and 30 min).
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Biggest dog breeds The English Mastiff is the breed with the largest dogs. Male Mastiffs typically measure 30 inches or taller, and female Mastiffs will normally clock in around 27.5 inches or taller.
In the hunt for a big dog? These massive canines range from intimidating guard dogs to benevolent rescuers. ... The 15 Biggest Dog Breeds in the World. Jennifer Magid. March 11, 2024 at 11:00 PM ...
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The St. Bernard or Saint Bernard (UK: / ˈ b ɜːr n ər d /, US: / b ər ˈ n ɑːr d /) is a breed of very large working dog from the Western Alps in Italy and Switzerland. [3] They were originally bred for rescue work by the hospice of the Great St Bernard Pass on the Italian-Swiss border.
We’re talking a whole lot a love here! Big, lovable, and adorable, these dogs tip the scales at 100-plus pounds! The post 13 of the World’s Biggest Dog Breeds appeared first on Reader's Digest.