To protect your dog’s hearing, would it be worth going through the time and trouble to use a suppressor/silencer?

Sometime it seems like half the rifles in the store have threaded muzzles now. I have a friend who has a number of suppressors and swears by ‘em.

"...if the gentlemen of Virginia shall send us a dozen of their sons, we would take great care in their education, instruct them in all we know, and make men of them." Canasatego 1744