The prostate is a small gland located just below the bladder. The gland is only found in men. It is shaped like a doughnut and surrounds the urethra, the tube through which urine flows. The prostate reaches its adult size by the age of 20 and weighs a little less than one ounce.
Zonal marking Zonal marking is a defensive strategy where defenders cover an area of the pitch rather than marking a specific opponent. If an opponent moves into the area a defender is covering, the defender marks the opponent.
Territorial marking is a typical male trait, resulting from the dog's testosterone levels. Up to 50 per cent of canine territorial marking may be alleviated by neutering. This was unfortunate, as the biggest hound of the lot decided Mr Hunt's tripod legs would be a suitable place for a bit of territorial marking.