Bulls, being male cows, do not possess udders or teats like female cows. The udder is a glandular organ found in female cows (cows that have reached puberty), and it is responsible for producing and storing milk. Each udder typically consists of four separate glands, and each gland has its own teat. The teat is similar to a nipple and is where the calf suckles to obtain milk.
The absence of udders in male cows, including bulls, is due to their distinct reproductive anatomy and physiology. Bulls possess testes, which are responsible for producing sperm, rather than mammary glands that produce milk. These testes are external to their body and are located within the scrotum. The primary role of bulls is to fertilize female cows through mating, rather than producing and nurturing offspring.
It is important to note that while bulls do not have udders, they do have nipples. Nipples, also known as teats, are present in both male and female cows. However, in bulls, these nipples do not serve the same purpose as in female cows. The nipples in bulls are non-functional and do not produce milk. They are remnants of the developmental process during embryogenesis when the sex of the individual is not yet determined.
Bulls do not grow udders when they reach puberty because they are male cows. The absence of udders in bulls is due to their reproductive anatomy, which includes testes for sperm production rather than mammary glands for milk production. While bulls do possess nipples, these do not serve the same purpose as in female cows and are non-functional in terms of milk production.