Also known as: 亀頭球
This tag refers to the biological part on a canine's (and some other creatures') Penis that swells up during mating to become tied or locked with the female partner.
Also known as the bulbus glandis.
Also known as: 亀頭球
This tag refers to the biological part on a canine's (and some other creatures') Penis that swells up during mating to become tied or locked with the female partner.
Also known as the bulbus glandis.
10 visible posts on page 17