If you want to serve your dog a tasty snack with squid, you can choose the Calamari Rings from Fish4Dogs. The treats have a strong aroma that will undoubtedly appeal to your dog. Only squid has been used to make this snack. The Calamari Rings are free from gluten and grain. They are full of Omega 3 fatty acids. These contribute to a healthy, glossy coat and flexible joints. You can give your dog 1 to 5 treats daily, depending on the animal's size and needs.