Tabatabaei posts regularly — to his more than 80,000 followers — heartbreaking stories of abused and neglected dogs that he has treated in his shelter. His young fans ask for updates on the rescues and send well wishes in the hundreds of comments he receives on almost every post.In some parts of the Muslim world, dogs are considered unclean, driven away with shouting, sticks and stones, and sometimes even shot by city workers in failed attempts to control the feral population.