Search results
Results from the WOW.Com Content Network
Baculum of a dog's penis; the arrow shows the urethral sulcus, which is the groove in which the urethra lies. Fossil baculum of a bear from the Miocene. The baculum (pl.: bacula), also known as the penis bone, penile bone, os penis, os genitale, [1] or os priapi, [2] is a bone in the penis of many placental mammals.
Baculum of a domestic dog; The arrow points to the bottom groove where the urethra is located. The tip is to the right. Inside the corpus spongiosum lies the baculum.This allows the male dog to enter into the vagina before the erectile tissue is swollen.
Dog anatomy comprises the anatomical study of the visible parts of the body of a domestic dog. Details of structures vary tremendously from breed to breed, more than in any other animal species, wild or domesticated, [ 1 ] as dogs are highly variable in height and weight.
Females have a penis-like structure, called the gynosome that has a tube leading into their body to where their genitalia are located. [17] Neotrogla males have a structure resembling that of a vagina. However, on the inside of their body, they have male genitalia. When the female inserts her organ into the male, the tip of the pseudo penis ...
"Dogs do have full control of their tails; it is a highly specialized part of the body," says Dr. MacMillan. "They can control whether it is raised or lowered, as well as side-to-side movement ...
The hemipenis is the intromittent organ of Squamata, [4] which is the second largest order of vertebrates with over 9,000 species distributed around the world. They differ from the intromittent organs of most other amniotes such as mammals, archosaurs and turtles that have a single genital tubercle, as squamates have the paired genitalia remaining separate. [5]
Many mammalian species have developed keratinized penile spines along the glans or shaft, which may be involved in sexual selection. These spines have been described as being simple, single-pointed structures or complex with two or three points per spine (strepsirrhines). [1] Penile spine morphology may be related to mating system. [2] [3]
Ever since, hot dogs have soared in popularity, becoming a backyard barbecue staple. If you can believe it, these days Americans eat around 20 billion hot dogs per year, according to the National ...