There are other animal products, such
as lamb lung and pig tails, available for your dog's chewing pleasure.
Not exact matches
I also purchased a variety of meats such
as Beef,
Lamb, Chicken Hearts,
Lung and whatever I liked to change it up from the grocery store or butcher and mixed those with an appropriate store bought dietary base mix.
As you pointed out the
lamb lungs are perfectly easy to break and use for rewards or training purposes.
I call it my Koly Kryptonite, but you guys will probably recognize them better
as the Jones Natural Chews
Lambs Lung.