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One difference in male and female pig external genitalia is the location of the urogenital opening. In the male the urogenital opening is located underneath the umbilical cord. In the female the urogenital opening is located underneath the genital papilla.
There are several physiological differences between male and female urethras. One of the major differences is that a males urethra is longer than that of a female.
Most types of fish can not be told by visual differences and must be sexed by venting. Which is looking at the openings under the fish to judge size, shape and distance between to determine sex.
The only obvious differences between male and female crocodilians are their size differences :)
What is the difference between a female and male Kinkajou
Yes.
The way in which you can differentiate between a male and female Milkfish is that the female has three openings on the anus while a male milkfish only has two.
Penises.
I believe that there are traces of testosterone in a man's and estrogen in a woman's, but I don't think that they look for that.
As the name implies, the urogenital system is comprised of the urinary system and the reproductive system.
All hamsters have 2 openings between their back legs. Females have openings that are very close together and almost look like one openings. Males have openings that are about 5 to 10 millimeters apart.
A female feline's urethral opening and vaginal opening share a single chamber within their body cavities, whereas in a female human body, the urethral and vaginal openings are separate from one another.