Canadian Brand. Parker's Kangaroo Lung Pieces are a single-ingredient treat made from 100% premium kangaroo lung. These puffy, light crisps deliver a satisfying crunch and irresistible flavor that dogs adore. Rich in protein, vitamins, mineral, & amino acids, they support muscle development, energy levels, and overall health. The lean, nutrient-dense kangaroo lung provides a natural source of protein, iron, and B vitamins, promoting optimal bodily functions. With their airy texture, these treats also help maintain dental health by reducing plaque and tartar buildup. 75 gram size bag!