Do dogs need to have a prostate gland?

no, but if it gets infectid or the surgey dosent go right, they can - maybe- thers a chance

Same Reason people need cookies. For motivation and for fun! And, Most likely because they need to feel loved or special. It is also a good way to teach your dog to do tricks (we're doing this with...

Because dogs can help tell you if someone broke in your house. Or if your blind it could help guide you through out the house.

If they are of male sex, yes, they do.

Then go to a shelter and rescue a dog that is in need of a good home.