The seminal vesicleis a male-specific structure which is about 2 inches or 5 centimeters long and is located behind the urinary bladder and above the prostate gland. The seminal vesiclesare also...
'Seminal vesicle' means either of a pair of glands located on either side of the male urinary bladder that open into the vas deferens and that secrete many components of semen during ejaculation
In male animals, the seminal vesicles are two pouches, each connected to one vas deferens. They produce an additional fluid that combines with the sperm to produce semen.