Packed with glucosamine and chondroitin, making them an excellent supplement to boost canine joint health Neck bones are softer than traditional marrow or knuckle bones making them ideal for senior dogs or puppies with sensitive teeth The simple action of chewing naturally removes tartar and plaque build-up from teeth Duck necks are rich in Omega 3 fats and a great source of Selenium and Vitamin B3 Bones like duck necks offer dogs a chance to engage their natural chewing instincts, providing both mental and physical stimulation When cooked, bones can splinter and cause injuries to a dog's mout